SMITHSONIAN CONTRIBUTIONS TO PALEOBIOLOGY NUMBER 5 Arthur D. Watt Catalog of the Illustrated Paleozoic Plant Specimens in the National Museum of Natural History SMITHSONIAN INSTITUTION PRESS CITY OF WASHINGTON I97O ABSTRACT Watt, Arthur D. Catalog of the Illustrated Paleozoic Plant Specimens in the National Museum of Natural History. Contributions to Paleobiology, 5:1-53. 1970-A catalog of the illustrated Paleozoic fossils in the National Museum of Natural History is presented, updating United States National Museum Bulletin 53, part 2, section 3, 1907. Publication of this paper has been authorized by the Director, United States Geological Survey. Official publication date is handstamped in a limited number of initial copies and is recorded in the Institution's annual report, Smithsonian Year. UNITED STATES GOVERNMENT PRINTING OFFICE WASHINGTON : 1970 For sale by the Superintendent of Documents, U.S. Government Printing Office Washington, D.C. 20402 - Price 60 cents (paper cover) Arthur D. Watt Catalog of the Illustrated Paleozoic Plant Specimens in the National Museum of Natural History Introduction This catalog, which is up to date as of 1964, is presented as a supplement to the Paleozoic content of A. G. Peale's paleobotanical catalog in United States Na- tional Museum Bulletin 53, part 2, section 3, published in 1907 as "Catalogue of the Type and Figured Speci- mens of Fossils, Minerals, Rocks, and Ores in the De- partment of Geology, United States National Museum : Part 2. Fossil Vertebrates; Fossil Plants; Minerals, Rocks, and Ores." It was prepared under the direction of George P. Merrill, then Head Curator of Geology. Genera are listed alphabetically, as are the species under each genus. An index to species is provided for convenient cross reference. The age used for each speci- men is that of the referenced author and does not necessarily reflect present U.S. Geological Survey usage. The numbers following geologic age in each entry refer to numbers in the United States National Museum paleobotanical catalogs. The abbreviated references indicated in each entry are cited fully in the bibliography. A very small percentage of the specimens listed here have not actually been illustrated, but inasmuch as they were textually isolated or represent unfigured parts of figured specimens they are included. Furthermore, typological status of specimens is not indicated here because in so many cases it is obscure; this is particu- larly true of material treated in the older works, in which types were not designated. Arthur D. Watt, United States Geological Survey, Washing- ton, D.C. 20240. List of Specimens A crangiophyllum pendulatum (Lesley) Mamay. Pennsylvanian. 14726- 28. Cordova, Alabama. Mamay, 1955, pp. 177-183, figs. 1-5. Adiantites hassleri Read. Mississippian. 41000. Paracas Peninsula, Peru. Read, 1938a, p. 399, fig. 7. cardiopteroides Read. Mississippian (Pocono). 40683, 40685-86, 40700. Allegheny Station, Virginia. Read, 1955, p. 18, pi. 3 : fig. 5 ; pi. 13 : figs. 1, 2, 5. cyclopteroides Read. Mississippian (Pocono). 40652, 40684. Tionesta, Pennsylvania. Read, 1955, p. 18, pi. 11: figs. 1-2; pi. 12: figs. 1,2. minima White. Mississippian ( Wedington ). 39477. Winslow quadrangle, Arkansas. White, 1936b, p. 18, pi. 4: fig. 38. peruianus (Berry) Read. Mississippian. 40999. Paracas Peninsula, Peru. Read, 1938a, p. 401, fig. 3. rockymontanus Read. Pennsylvania (Weber). 39159. Evans Peak, Colorado. Read, 1934, p. 88, pi. 18: figs. 5, 6. spectabilis Read. Mississippian (Pocono). 40634, 40640, 40646-48, 40665, 40687-88. Bellwood, Blair County and Caledona, Clearfield County, Pennsyl- vania. Read, 1955, p. 17, pi. 7: fig. 3; pi. 10: fig. 6; pi. 11 : figs. 4, 5 ; pi. 14 : figs. 1-4. 1 SMITHSONIAN CONTRIBUTIONS TO PALEOBIOLOGY spectabilis Read. Mississippian (Pocono). 40688. Caledona, Pennsylvania. Read and Mamay, 1964, pi. 1: fig. 1. stanleyanus White. Mississippian (Stanley). 39373. De Queen quadrangle, Arkansas. White, 1936c, p. 58, pi. 10: figs. 26, 28. ungeri Read. Mississippian (Pocono). 40660-62. Potts- ville, Pennsylvania. Read, 1955, p. 17, pi. 2 : figs. 4-6. species. Mississippian (Stanley). 39374-75. De Queen quadrangle, Arkansas. White, 1936c, p. 59, pi. 11: figs. 14,16, 19. A Icicornopteris altoonensis Read. Mississippian (Pocono). 40649-50. Altoona, Pennsylvania. Read, 1955, p. 19, pi. 16: figs. 1, 2. Alethopteris ambigua Lesquereux. Pennsylvanian (Cherokee). 13066, 41056-57. Henry County, Missouri. Lesque- reux, 1880, p. 182, pi. 31 : figs. 1-3. ambigua Lesquereux. Pennsylvanian (Cherokee). 5634, 41058-59. Henry County, Missouri. White, 1899a, p. 113, pi. 41 : fig. 9; pi. 37: figs. 3, 4. crassaLesquereux. Pennsylvanian (Allegheny). 12244. Cannelton, Pennsylvania. Lesquereux, 1884, p. 748, pi. 98: fig. 5. evansi Lesquereux. Pennsylvanian (Waiden). 11886- 890. Tracy and Rockwood, Tennessee. Lesquereux, 1884, p. 834, unfigured types. evansi Lesquereux. Pennsylvanian (Pottsville). 40849. Bloomington quadrangle, Indiana. Jackson, 1917, p. 418, pi. 3: fig. 3. evansi Lesquereux. Pennsylvanian (Pottsville). 40962, 40972. Pottsville Gap, Pennsylvania. White, 1900, p. 887, pi. 192: figs. 7, 8. grandifolia Newberry. Pennsylvanian (Pottsville). 40852, 40912. Bloomington quadrangle, Indiana. Jackson, 1917, p. 418, pi. 2: fig. 9; pi. 3: fig. 6. grandini (Brongniart) Goeppert. Pennsylvanian (Bonner Springs). 12216. Garnett, Kansas. Cridland etal., 1963, pi. 20: fig. 39. halli Lesquereux. Pennsylvanian (Allegheny). 42328. Mazon Creek, Illinois. Lesquereux, 1870, p. 394, pi. 10: figs. 7,8. lacoei White. Pennsylvanian (Pottsville). 40973, 40982. Lower Eureka tunnel, Pennsylvania. White, 1900, p. 884, pi. 193: figs. 1,2. lonchitica Brongniart. Pennsylvanian (Vandever). 41979. Durham, Georgia. Allen and Lester, 1954, pi. 35: fig. 1. robusta Lesquereux. Pennsylvanian (Allegheny). 12174-77. Cannelton, Pennsylvania. Lesquereux, 1884, p. 835. rugosum Lesquereux. Pennsylvanian. 11942. Pottsville, Pennsylvania. Lesquereux, 1858, p. 11, pi. 1: %? 2. serli Brongniart. Pennsylvanian (Pottsville). 40879a, 40879b. Clay City quadrangle, Indiana. Jackson, 1917, p. 419, pi. 7: figs. 1,2. serli Brongniart. Pennsylvanian (Cherokee). 12098- 100. Henry County, Missouri. Lesquereux, 1880, p. 176, pi. 29: figs. 2-4. serli missouriensis White. Pennsylvanian (Cherokee). 3594. Henry County, Missouri. White, 1899a, p. 117, pi. 37: figs. 1,2. species. Pennsylvanian (Pottsville). 40847-48, 40865. Bloomington, Indiana. Jackson, 1917, p. 418, pi. 3: figs. 1,2; pi. 5: fig. 5. Algoid axis. Pennsylvanian (Cherokee). 5726. Henry County, Missouri. White, 1899a, pi. 44: fig. 4. Alloiopteris arkansana White. Mississippian (Stanley). 39378- 383A. De Queen quadrangle, Arkansas. White, 1936c, p. 59, pi. 10: figs. 3, 10, 11, 13, 20, 21, 23, 27; pi. 11: figs. 9, 10, 22, 23. erosa Gutbier. Pennsylvanian (Cherokee). 5614, 12386. Henry County, Missouri. White, 1899a, p. 70, pi. 23: fig. 6; pi. 24: fig. 3. inaequilateralis (Lesquereux) White MS. Pennsyl- vanian (Morrow). 14223. Washington County, Arkansas. Read and Mamay, 1964, pi. 5 : fig. 5. (Corynepteris?) winslovi White. Pennsylvanian (Cherokee). 5609-13, 5689-90, 5721. Henry County, Missouri. White, 1899a, p. 72, pi. 22: figs. 1-3; pi. 23: figs. 1-5. Aneimites (Wardia) cardiopteroides White. Pennsylvanian (Waiden). 40120a-c. Suwanee, Tennessee. White, 1943, p. 103, pi. 38: figs. 1-4,19. (Wardia) fertilis White. Pennsylvanian (Pottsville). 30840-42, 30844, 41064-66, 40115a-f, 40124a-b, 42004. Nuttall, West Virginia. White, 1943, p. 101, pi. 37: figs. 1-5, 7-11; pi. 39: figs. 13-16; 1904, NUMBER 5 p. 323, pi. 47: figs. 1-3; pi. 48: figs. 1-12, 14. fertilis White. Early Pennsylvanian. 40124a. Nuttall, West Virginia. Read and Mamay, 1964, pi. 4: fig. 4. polymorphus White. Pennsylvanian (Pottsville). 40122a-d, 42002-03. Rush Run, West Virginia. White, 1943, p. 103, pi. 38: figs. 7,11, 16-18. pottsvillensis White. Pennsylvanian (Pottsville). 40116b, 42061. Lincoln colliery near Tremont, Pennsylvania. White, 1900, p. 868, pi. 190: figs. 1, 2. pottsvillensis White. Pennsylvanian (Pottsville). 40116a-b, 40118b. Tremont, Pennsylvania, and Clark's Gap, West Virginia. White, 1943, p. 102, pi. 37: figs. 6, 15, 16, 18. pottsvillensis intermedius White. Pennsylvanian (Pottsville). 40119a-c. Ringgold quadrangle, Georgia. White, 1943, p. 102, pi. 37: figs. 12-14, 19. (Wardia) pseudopecopteris White. Pennsylvanian (Pottsville). 40121a-b. Rush Run, West Virginia. White, 1943, p. 103, pi. 38: figs. 5, 6, 9, 13, 15. (Wardia) tenuifolias (G?eppert) White. Pennsyl- vanian (Pottsville). 40112, 40113a-d, 40123. Nuttall, West Virginia. White, 1943, p. 101, pi. 36: figs. 1-3, 7, 9, 10; pi. 38: figs. 10, 14. tenuifolius (G?eppert) White. Early Pennsylvanian. 40113d. Nuttall, West Virginia. Read and Mamay, 1964, pi. 4: fig. 3. (Wardia) tenuifolius dijoli?latus White. Pennsyl- vanian (Pottsville). 40114a-c. Ringgold quadrangle, Georgia. White, 1943, p. 101, pi. 36: figs. 8, 11; pi. 38: figs. 8, 12. (Wardia) virginiana White. Pennsylvanian (Potts- ville). 40125a-g, 40126a-k. West Virginia. White, 1943, p. 101, pi. 39: figs. 1-12,17-29. cuspidata Lesquereux. Pennsylvanian (Pottsville). 17851. Rushville, Ohio. Lesquereux, p. 725, pi. 92: %. 7. emersoni Lesquereux. Pennsylvanian (Monongahela). 17841. St. Clairsville, Ohio. Lesquereux, 1880, p. 50, pi. 92: fig. 6. longifolia Brongniart (reverse). Pennsylvanian (Allegheny). 17863. Mazon Greek, Illinois. Lesque- reux, 1880, p. 45, pi. 2: fig. 2. longifolia Brongniart. Pennsylvanian (Allegheny). 17862. Mazon Creek, Illinois. Lesquereux, 1880, p. 45, pi. 2: fig. 1. minuta Brongniart. Pennsylvanian or Permian (Dun- kard). 17860. Blackville, West Virginia. Lesquereux, 1884, p. 725, pi. 92: fig. 8. sphenophylloides (Zenker) Gutbier (counterpart). Pennsylvanian (Allegheny). 17971. Mazon Creek, Illinois. Lesquereux, 1880, p. 48, pi. 2: fig. 8. sphenophylloides intermedia Lesquereux. Pennsyl- vanian (Cherokee). 17950. Lawrence, Kansas. Lesquereux, 1884, p. 724. sphenophylloides minor Lesquereux. Pennsylvanian (Monongahela). 17841. St. Clairsville, Ohio. Lesquereux, 1879, pi. 3: fig. 13. stellata (Scholotheim) Wood. Pennsylvanian (Chero- kee) . 12386. Henry County, Missouri. White, 1899a, p. 159, pi. 24: fig. 3b. stellata sporangia (Schlotheim) Wood. Pennsylvanian (McAlester). 6516. McAlester, Oklahoma. White, 1899b, p. 515, pi. 68: fig. 10. tuberculata Lesquereux. Pennsylvanian (Pottsville). 18147-48. Pittston, Pennsylvania. Lesquereux, 1884, p. 723, pi. 89: figs. 1,2. Ankyropteris glabra Baxter. Pennsylvanian (Des Moines). 41294. Booneville, Indiana. Baxter, 1951, unfigured section of the holotype. hendricksi Read. Pennsylvanian (Johns Valley). 41236. Atoka County, Oklahoma. Read, 1938b, pp. 335-338, figs. 1-3. Annularia Pamericana Read. Permian (Tubarao Series j. 40591- 92. Parana. Brazil. Read, 1941, p. 87, pi. 6: figs. 5, 6. asteris Bell. Pennsylvanian (Pottsville). 17860. Black- ville, West Virginia. Abbott, 1958, p. 310, pi. 49: figs. 88, 89. Aphlebia acuminatum White. Pennsylvanian (LeRoy). 19566- 68. Garnett, Kansas. White, 1903, p. 100. australis Read. Mississippian. 40998. Paracas Penin- sula, Peru. Read, 1938a, p. 402, fig. 6. germari Zeiller. Pennsylvanian (Cherokee). 5546. Henry County, Missouri. White, 1899a, p. 106, pi. 46. parksi White. Mississippian (Jackfork). 39393. Pike County, Arkansas. White, 1936c, p. 60, pi. 10: figs. 17, 22. subgoldenbergi White. Pennsylvanian (Cherokee). 19599. Henry County, Missouri. White, 1899a, p. 110, pi. 47: fig. 7. SMITHSONIAN CONTRIBUTIONS TO PALEOBIOLOGY species. Pennsylvanian (Cherokee). 5727. Henry County, Missouri. White, 1899a, p. 112, pi. 45: fig. 1. species. Mississippian (Stanley). 39376, 39394. De Queen quadrangle, Arkansas. White, 1936c, p. 60, pi. 10: figs. 29, 30; pi. 11: fig. 15. Arachnoxylon kopfi (Arnold) Read. Devonian (Hamilton). 41286. Canandaigua Lake, New York. Read, 1938c, p. 601, pi. 30 : figs. 4, 5. Arberia minasica White. Permian. 31982-84. Santa Catharina, Brazil. White, 1908, p. 541, pi. 8: figs. 8-10. Archaeocalamites coralloides White. Mississippian (Jackfork). 39440. Pike County, Arkansas. White, 1936c, p. 52, pi. 14: fig. 23. fayettevillensis White. Mississippian (Wedington). 39549. Winslow quadrangle, Arkansas. White, 1936c, p. 35, pi. 9: fig. 10. gracilentus White. Mississippian (Wedington). 39550- 52. Winslow quadrangle, Arkansas. White, 1936b, p. 35, pi. 9: figs. 1,5, 9. stanleyensis White. Mississippian (Stanley). 39435-39. De Queen quadrangle, Arkansas. White, 1936c, p. 52, pi. 13: figs. 7-11. species. Mississippian (Wedington). 39557. Winslow quadrangle, Arkansas. White, 1936b, p. 38, pi. 9: fig. 11. umbralis White. Mississippian (Wedington). 39553. Winslow quadrangle, Arkansas. White, 1936b, p. 36, pi. 9: fig. 4. wedingtonensis White. Mississippian (Wedington). 39554-56. Winslow quadrangle, Arkansas. White, 1936b,p.37,pl.9: figs. 7,12,13. Archaeopitys eastmanni Scott and Jeffrey. Devonian. 41252. Junc- tion City, Kentucky. Read, 1936, p. 221, pi. 28: figs. 2, 3. Archaeopteris allegheniensis (Meek) Lesquereux. Mississippian (Pocono). 2009. Lewis tunnel, Virginia. Lesquereux, 1880, p. 307, pi. 49: fig. 9. denticulata Lesquereux. Pennsylvanian (Pottsville). 17008. Rushville, Ohio. Lesquereux, 1884, p. 774. halliana (Goeppert) Dawson. Devonian (Catskill). 16943, 16945-46, 16948, 16955, 41131. Coxton Narrows, Pennsylvania. Arnold, 1939, p. 297, pi. 5: figs. 1, 3; pi. 6: figs. 2, 3; pi. 7: figs. 1, 2; pi. 8: fig. 1. hitchcocki (Dawson) White. Devonian. 41117. Perry, Maine. Smith and White, 1905, p. 45, pi. 3: fig. 6. hybernica (Forbes) Lesquereux. Devonian (Catskill). 16904. Coxton Narrows, Pennsylvania. Lesquereux, 1880, p. 305, pi. 50: fig. 5. jacksoni Dawson. Devonian. 36460-61. Little River and McPhail's, Maine. Smith and White, 1905, p. 39, pi. 3: figs. 2, 3. latifolia Arnold. Mississippian (Pocono). 40666. Altoona, Pennsylvania. Arnold, 1939, p. 307, pi. 9: fig. 1. macilenta Lesquereux. Devonian (Catskill). 16962-63, 16965. Meshoppen, Pennsylvania. Lesquereux, 1884, p. 775. macilenta Lesquereux. Devonian (Catskill). 16967. Factoryville tunnel, Pennsylvania. Arnold, 1936, p. 50, pi. 1: fig. 1. minor Lesquereux. Devonian (Catskill). 16943, 16945-46, 16951. Coxton Narrows, Pennsylvania. Lesquereux, 1880, p. 302, pi. 50: figs. 1-4. obtusa Lesquereux. Devonian (Catskill). 6011. Phoeni- cia, New York. Prosser, 1894, p. 64, pi. 2: fig. a. rogersi (Dawson) Dawson. Devonian (Catskill). 16991, 16997, 17003. Meshoppen, Pennsylvania. Arnold, 1939, p. 303, pi. 8 : figs. 2^4. rogersi (Dawson) Dawson. Devonian. 35459, 35462. Perry, Maine. Smith and White, 1905, p. 43, pi. 2: fig. 12; pi. 3: fig. 5. sphenophyllifolia Lesquereux. Devonian (Catskill). 16980-82. Meshoppen, Pennsylvania. Lesquereux, 1884, p. 775. sphenophyllifolia Lesquereux. Devonian (Catskill). 16980-81, 16985k, 41173. Meshoppen, Pennsyl- vania, and Port Jervis, New York. Arnold, 1936, p. 52, figs. 2-6. NUMBER 5 Arnoldella minuta Read. Devonian. 41253. Junction City, Ken- tucky. Read, 1936, p. 221, figs. 3,4. Asterophycus coxi Lesquereux. Pennsylvanian. 10254. New Har- mony, Indiana. Lesquereux, 1876, p. 139, pi. 2: figs. 1,2; 1880, p. 12, pi. B : figs. 5, 6. simplex Lesquereux. Pennsylvanian. 10255. Beaver, Pennsylvania. Lesquereux, 1880, p. 13, pi. B: figs. 7, ?8. Asterophyllites arkansanus White. Pennsylvanian (Pottsville). 18117- 19. Dade County, Georgia. White, 1900, p. 897. charaeformis (Sternberg) Goeppert. Pennsylvanian (Pottsville). 18117. Dade County, Georgia. Abbott, 1958, p. 296, pi. 48 : figs. 85, 86. equisetiformis (Schlotheim) Brongniart. Pennsyl- vanian (Allegheny). 17651. Cannelton, Pennsyl- vania. Lesquereux, 1880, p. 35, pi. 2: fig. 3. equisetiformis (Schlotheim) Brongniart. Pennsyl- vanian (Cherokee). 6085. Henry County, Missouri. White, 1899a, p. 151, pi. 59: fig. U. fasciculatum Lesquereux. Pennsylvanian (Cherokee). 18291-92, 18297. Henry County, Missouri. Lesque- reux, 1880, p. 40, pi. 3 : figs. 1-3. gracilis Lesquereux. Pennsylvanian ( Pottsville ). 18117-19. Dade County, Georgia. Lesquereux, 1884, p. 714, pi. 93: figs. 3, 5, 7. longifolius (Sternberg) Brongniart. Pennsylvanian (Cherokee). 5673, 5676-77. Henry County, Mis- souri. White, 1899a, p. 153, pi. 49: figs. 2-4. longifolius (Sternberg) Brongniart. Pennsylvanian (Weber) .35152. Evans Peak, Colorado. Read, 1934, p. 83, pi. 16: fig. 8. ovalisLesquereux. Pennsylvanian (Allegheny). 18365- 66. Mazon Creek, Illinois. Lesquereux, 1880, p. 36, pi. 3 : figs. 6, 7. fructified. Pennsylvanian (Allegheny). 18324. Mazon Creek, Illinois. Lesquereux, 1880, p. 45, pi. 3 : fig. 12. cf. Asterophyllites equisetiformis (Schlotheim) Brongniart. Pennsyl- vanian (Spotted Ridge). 40728-29. Crook County, Oregon. Mamay and Read, 1956, p. 218, pi. 36: figs. 11,12. Barinophyton perrianum White. Devonian. 36469. Perry, Maine. Smith and White, 1905, p. 68, pi. 4: fig. 10. richardsoni (Dawson) White. Devonian. 36467-68. Perry, Maine. Smith and White, 1905, p. 65, pi. 4: figs. 8, 9. Barrandeina perriana (Dawson) White. Devonian. 36458. Perry, Maine. Smith and White, 1905, p. 49, pi. 2: fig. 11. Biscalitheca musata Mamay. Pennsylvanian (McLeansboro). 41288. Lawrence County, Illinois. Mamay, 1957, pp. 229-239, figs. 1-30. Bornia approximatum Lesquereux. Pennsylvanian (Alle- gheny). 17307. Cannelton, Pennsylvania. Lesque- reux, 1880, p. 32, pi. 75 : fig. 16. radiata Lesquereux. Pennsylvanian. 17581-82. Wash- ington County, Arkansas, and Pittston, Pennsylvania. Lesquereux, 1884, p. 707, pi. 91 : fig. 5; pi. 93 : fig. 2. cf. Bothrodendron kiltorkense Haughton. Devonian. 41849. Alaska. Mamay, 1962, p. 20, pi. 1 : fig. 1. Bothrodendron species. Mississippian (Jackfork). 39450. Atoka quad- rangle, Oklahoma. White, 1936c, p. 55, pi. 13: figs. 4,6. species. Mississippian (Wedington). 39542. Winslow quadrangle, Arkansas. White, 1936b, p. 32, pi. 7: fig. 5. Bowmanites moorei Mamay. Pennsylvanian (Cherokee). 40934-35. Cherokee County, Kansas. Mamay, 1959b, pp. 530- 536, figs. 1-16. SMITHSONIAN CONTRIBUTIONS TO PALEOBIOLOGY Brachyphyjlum arizonicum White. Permian (Hermit). 38060. Grand Canyon, Arizona. White, 1929, p. 109, pi. 48: fig. 4. cf. B. australe Feistmantel. Permian (Tubarao Series). 40593-94. Parana, Brazil. Read, 1941, p. 95, pi. 6: figs. 6, 8. tenue White. Permian (Hermit). 38061. Grand Canyon, Arizona. White, 1929, p. 110, pi. 45: figs. 1-3.?Read and Mamay, 1964, pi. 14: fig. 3. Brittsia problem?tica White. Pennsylvanian (Cherokee). 5693, 5722-24, 5811. Henry County, Missouri. White, 1899a, p. 98, pi. 47: figs. 1-3, 5; pi. 48: figs. 1-3. Brongniartites ? aliena White. Permian (Hermit). 38043. Grand Canyon, Arizona. White, 1929, p. 84, pi. 23: fig. 2; pi. 26: figs. 1,2,4; pi. 27: fig. 2. ?yakiensis White. Permian (Hermit). 38042. Grand Canyon, Arizona. White, 1929, p. 79, pi. 23: fig. 3; pi. 24: fig. 2, 3; pi. 28: figs. 1, 2; pi. 29: figs. 1-3; pi. 30; pi. 31 : figs. 1, 2; pi. 37: fig. 4. ? Brongniartites species. Permian (Vale). 41777, 41848. 2 miles east of Abilene, Texas, and Lawn, Texas. Read and Mamay, 1964, pi. 19: figs. 3,4. Buriadia species. Permian (Tubarao Series). 40595. Parana, Brazil. Read, 1941, p. 93, pi. 5: fig. 7. Buthotrephis flexuosa Emmons. Silurian. 41134. Greenwich, New York. Hall, 1847, p. 263, pi. 69A: fig. 1. gracilis Hall. Early Silurian. 41078, 41092-93, 41123, 41125. New Hartford, New York. Hall, 1852, pp. 18, 20; pi. 5: figs. la-la"; pi. 5a: fig. 1. gracilis crassa Hall. Early Silurian. 41074, 41124, 41126. New Hartford and New York City, New York. Hall, 1852, p. 19, pi. 5 : figs. 3b-3d. gracilis intermedia Hall. Early Silurian. 41075, 41127. New Hartford, New York. Hall, 1852, p. 19, pi. 5: figs. 2a-2b. inosculata Bassler. Ordovician (Tyrone). 42172. Hoover Mill, west of Woodbury, Tennessee. Bassler, 1932, pi. 9: fig. 3; 1935, p. 404. newlini White. Silurian. 8175. Kokomo, Indiana. White, 1901, p. 270, pi. 27. palmata Hall. Early Silurian. 41079, 41083. New Hart- ford, New York. Hall, 1852, p. 20, pi. 6: fig. 1 ; pi. 7: fig. lb. subnodosa Hall. Ordovician. 41076-77. Turin, New York. Hall, 1847, p. 262, pi. 68: figs. 3a-3b. succulens Hall. Ordovician. 41133. Glens Falls, New York. Hall, 1847, p. 62, pi. 22 : fig. 2a. root of Buthotrephis. Early Silurian. 41080-82, 41094. New Hartford, New York. Hall, 1852, p. 21, pi. 7: fis. 2a-2b;pl 10: figs. 9a, 96,10. Calamites brittsi White. Pennsylvanian (Cherokee). 8793. Henry County, Missouri. White, 1899a, p. 169, pi. 49: fig. 1. cruciatus Sternberg. Pennsylvanian (Lawrence). 17357. Lawrence, Kansas. Cridland et al., 1963, pi. 17: fig. 6. inopinatus White. Mississippian (Jackfork). 39426-28. Tuskahoma quadrangle, Oklahoma. White, 1936c, p. 53, pi. 12: figs. 1, 13-15. menae white Mississippian (Stanley). 39433-34. De Queen quadrangle, Arkansas, and Anders quad- rangle, Oklahoma. White, 1936c, p. 54, pi. 14: figs. 16, 17, 21. miseri White. Mississippian (Stanley). 39429-32. De Queen quadrange, Arkansas. White, 1936c, p. 54, pi. 14: figs. 13,22,24-26. ramifer Stur. Pennsylvanian (Pottsville). 17521-22. Pittston, Pennsylvania. Lesquereux, 1884, p. 703, pi. 91: figs. 4,4a. ramosus Artis. Pennsylvanian (Missourian). 17386-89. Lawrence, Kansas. Lesquereux, 1884, p. 702, pi. 92: figs. 1-4. suckowi Brongniart. Pennsylvanian (Pottsville). 40891. Clay City quadrangle, Indiana. Jackson, 1917, p. 410, pi. 8: fig. 8. suckowi Brongniart. Pennsylvanian (Lawrence). 17260. Lawrence, Kansas. Cridland et al., 1963, pi. 17: fig. 10. NUMBER 5 Calamodendron species. Pennsylvanian (Allegheny). 17296. Cannelton, Pennsylvania. Lesquereux, 1884, p. 708, pi. 92: fig. 5. Calamopitys americana Scott and Jeffrey. Devonian. 41242-44. Junction City, Kentucky. Read, 1937, p. 81, pi. 16: fig. 1; pi. 17: figs. 1-4; pi. 26: figs. 2, 5. foerstei Read. Devonian. 41248. Junction City, Kentucky. Read, 1936, p. 219, fig. 6; 1937, p. 83, pi. 19: figs. 1-3. Calamostachys brevifolia Lesquereux. Pennsylvanian (Allegheny). 18358. Cannelton, Pennsylvania. Lesquereux, 1884, p. 718, pi. 89: fig. 5. lanceola ta Lesquereux. Pennsylvanian (Pottsville). 18062-63, 18276. Washington County, Arkansas, and Dade County, Georgia. Lesquereux, 1884, p. 715, pi. 91: figs. 1,2; pi. 93: fig. 1. ovalis Lesquereux. Pennsylvanian (Pottsville). 18054, 18095. Dade County, Georgia. Lesquereux, 1884, p. 717, pi. 89: figs. 3,4. Calcareous algae Mississippian (Pocono). 40248. Cleveland, Virginia. Butts, 1941, pi. 127: fig. 26. Calcisphaera lemoni Knowlton, Early Devonian ( "Corniferous" ). 3664. Falls of the Ohio, Indiana. Knowlton, 1889, pp. 202-209, figs. 1-3. Callipteridium aldrichi Lesquereux. Pennsylvanian (Pottsville). 11238, 11242, 12087. Jefferson Mines, Alabama. Lesquereux, 1880, p. 106, pi. 39: figs. 1-3. inaequale Lesquereux. Pennsylvanian ( Cherokee ). 5603, 6093, 6111. Henry County, Missouri. White, 1899a, p. 123; pi. 39: fig. 4; pi. 41: fig. Id; pi. 42: inaequale Lesquereux. Pennsylvanian (Allegheny). 11916-20. Cannelton Pennsylvania. Lesquereux, 1880, p. 168, pi. 33: figs. 2-5. mansfieldi Lesquereux. Pennsylvanian (Allegheny). 11930-32. Cannelton, Pennsylvania. Lesquereux, 1880, p. 166, pi. 27: figs. 1,2. membranaceum Lesquereux. Pennsylvanian (Chero- kee). 5625, 5691, 5810, 13181-82, 13187. Henry County, Missouri. Lesquereux, 1880, p. 172, pi. 27: figs. 4-6.?White, 1899a, p. 120, pi. 38: figs. 1-5. cf. C. membranaceum Lesquereux (counterpart). Pennsylvanian. 41986. Georgia. Allen and Lester, 1954, pi. 35: fig. 9. neuropteroides Lesquereux. Pennsylvanian (Alle- gheny). 11878-79. Mazon Creek, Illinois. Lesque- reux, 1880, p. 166, pi. 27 : fig. 3. rigidum Lesquereux. Pennsylvanian ("Anthracite" Series). 13601-02. Olyphant, Pennsylvania. Lesque- reux, 1884, p. 746, pi. 99 : figs. 1,2. sinuatum (Brongniart) Lesquereux. Pennsylvanian (Allegheny). 13605-06. Mazon Creek, Illinois. Lesquereux, 1884, p. 745, pi. 99: fig. 3. sullivanti Lesquereux. Pennsylvanian (Cherokee). 3589, 5479, 5481-82, 5660. Henry County, Missouri. White, 1899a, p. 123, pi. 39: figs. 1, 2; pi. 41: figs. 1-3. species. Pennsylvanian (Pottsville). 40851, 40853, 40855, 40857. Bloomington quadrangle, Indiana. Jackson, 1917, p. 419, pi. 3: figs. 5, 7; pi. 4: figs. 2,4. Callipteris cf. C. adzvensis Zalessky. Permian (Vale). 41778, 41847. 2 miles east of Abilene, Texas. Read and Mamay, 1964, pi. 19 : figs. 5,6. arizonae White. Permian (Hermit). 38027. Grand Canyon, Arizona. White, 1929, p. 50, pi. 13. confer?a (Sternberg) Brongniart. Permian (Hermit). 38026. Grand Canyon, Arizona. White, 1929, p. 47, pi. 11: figs. 1, 2; pi. 12: figs. 3-5; pi. 17: fig. 4. confer?a (Sternberg) Brongniart. Permian (Abo). 41224. Spanish Queen mine, 6 miles southwest of Jemez Springs, New Mexico. Read and Mamay, 1964, pi. 13: fig. 5. sp. cf. C. flabellifera (Weiss) Zeiller. Permian (Belle Plains). 41769. Emily Irish grant, Baylor County, Texas. Read and Mamay, 1964, pi. 17: fig. 2. lyratifolia Zeiller. Early Permian. 41225. 1 mile south of Coyote Post Office, Rio Arriba County, New Mexico. Read and Mamay, 1964, pi. 13 : fig. 4. 378-770 O - 70 - 2 8 SMITHSONIAN CONTRIBUTIONS TO PALEOBIOLOGY raymondi Zeiller. Permian (Hermit). 38028. Grand Canyon, Arizona. White, 1929, p. 52, pi. 12: fig. 2; pi. 36: fig. 3. Callipteris? species. Permian (Hermit). 38029. Grand Canyon, Arizona. White, 1929, p. 53, pi. 35 : figs. 1,2. Callithamnopsis fruticosa (Hall) Whitfield. Ordovician. 41088-89. Platteville, Wisconsin. Whitfield, 1894, p. 354, pi. 11: figs. 4-7. Calymmatotheca species. Mississippian (Stanley). 39412. De Queen quadrangle, Arkansas. White, 1936c, p. 64. pi. 14: figs. 1, 9. Cantheliophorus cultriformis (Lesquereux) Bassler. Pennsylvanian (Allegheny). 16087-88. Cannelton, Pennsylvania. Bassler, 1919, p. 98, pi. 9: figs. 5-7. linearifolius (Lesquereux) Bassler. Pennsylvanian (Pottsville). 16069. Pittston, Pennsylvania. Bassler, 1919, pp. 97-98, pi. 9: figs. 1,2. pugiatus Bassler. Pennsylvanian (Pottsville). 16108. Pittston, Pennsylvania. Bassler, 1919, p. 101, pi. 10: fig. 27. subulatus Bassler. Pennsylvanian (Cherokee). 16095- 96. Lansing, Kansas. Bassler, 1919, pp. 98-99, pi. 9: fig. 12. Cardiocarpon acuminatum Jackson. Pennsylvanian (Pottsville?). 40898. Clay City quadrangle, Indiana. Jackson, 1917, p. 422, pi. 9: fig. 9. akroni Read. Pennsylvanian (Pottsville). 25382. Akron, Ohio. Read, 1946, p. 22, pi. 2: fig. 5.?Read and Mamay, 1964, pi. 7 : fig. 2. annularis (Sternberg) Lesquereux. Pennsylvanian (Pottsville). 25801-03. Pittston, Pennsylvania. Les- quereux, 1884, p. 814, pi. 110: figs. 28-30. annulatum Newberry. Pennsylvanian (Pottsville). 25441-42. Pittston, Pennsylvania. Lesquereux, 1880, p. 564, pi. 85: figs. 36, 37. annulatum? Newberry. Pennsylvanian (Pottsville). 40887. Clay City quadrangle, Indiana. Jackson, 1917, p. 421, pi. 8.-fig. 4. barcellosum White. Early Permian. 32022. Rio Grande do Sul, Brazil. White, 1908, p. 567, pi. 10: fig. 11. bicuspidatum (Sternberg) Newberry. Pennsylvanian (Pottsville). 40880, 40886. Clay City quadrangle, Indiana. Jackson, 1917, p. 424, pi. 7: fig. 6; pi. 8: fig. 3. branneri White. Pennsylvanian (Cherokee). 6097. Henry County, Missouri. White, 1899a, p. 266, pi. 61: fig. U. circularis Lesquereux. Pennsylvanian (Allegheny). 25592. Vermillion County, Indiana. Lesquereux, 1884, p. 812, pi. 110: fig. 10. commune Jackson. Pennsylvanian (Pottsville). 40910. Clay City quadrangle, Indiana. Jackson, 1917, p. 423, pi. 10: fig. 11. conglobatus Lesquereux. Pennsylvanian (Pottsville). 25565. Arkansas. Lesquereux, 1884, p. 810, pi. 109: fig. 11. cordatum Jackson. Pennsylvanian (Pottsville). 40899, 40909. Clay City quadrangle, Indiana. Jackson, 1917, p. 423, pi. 9: fig. 10; pi. 10: fig. 10. cornutum Dawson. Pennsylvanian (Pottsville). 40974. Pottsville Gap, Pennsylvania. White, 1900, p. 908, pi. 193: fig. 10. crassus Lesquereux. Pennsylvanian (Pottsville). 25598-602. Pittston, Pennsylvania. Lesquereux, 1884, p. 812, pi. 109: fig. 12; pi. 110: figs. 6-9. cuneatum Jackson. Pennsylvanian (Pottsville). 40905, 40907. Clay City quadrangle, Indiana. Jackson, 1917, p. 423, pi. 10: figs. 4,6. dilatatus Lesquereux. Pennsylvanian (Pottsville). 25384. Washington County, Arkansas. Lesquereux, 1884, p. 806, pi. 110: fig. 2. diminutivus Lesquereux. Pennsylvanian (Pottsville). 26418. Pittston, Pennsylvania. Lesquereux, 1880, p. 570, pi. 85: fig. 48. diplotesta Lesquereux. Pennsylvanian (Pottsville). 25672. Pittston, Pennsylvania. Lesquereux, 1884, p. 812, pi. 110: fig. 13. diver gens Lesquereux. Pennsylvanian ("Anthracite" Series). 25511-12. Pittston, Pennsylvania. Lesque- reux, 1884, p. 811, pi. 110: fig. 4. NUMBER 5 ellipticus (Sternberg) Lesquereux. Pennsylvanian (Allegheny). 25888-89. Cannelton, Pennsylvania. Lesquereux, 1884, p. 814, pi. 110: figs. 23, 24. ellipticus (Sternberg) Lesquereux. Pennsylvanian (Pottsville). 25786-88. Pittston, Pennsylvania. Les- quereux, 1884, p. 814, pi. 110: figs. 25-27. elongatus Newberry. Pennsylvanian ( Pottsville ). 25714. Pittston, Pennsylvania. Lesquereux, 1884, p. 804, pi. 109: fig. 16. girtyi White. Pennsylvanian (Pottsville). 40979. New Lincoln colliery, Pennsylvania. White, 1900, p. 907, pi. 193: fig. 11. gracile Jackson. Pennsylvanian (Pottsville). 40906. Clay City quadrangle, Indiana. Jackson, 1917, p. 423, pi. 10: fig. 5. harveyi Lesquereux. Pennsylvanian (Pottsville). 26158-59. Washington County, Arkansas. Lesque- reux, 1884, p. 808, pi. 109 : figs. 22,23. ingens Lesquereux. Pennsylvanian (Pottsville). 25417. Washington County, Arkansas. Read, 1946, p. 22, pi. 2: fig. 4. irregul?re Jackson. Pennsylvanian (Pottsville). 40908a-b. Clay City quadrangle, Indiana. Jackson, 1917, p. 422, pi. 10: figs. 8, 9. late-alatus Lesquereux. Pennsylvanian (Pottsville). 25685. Pittston, Pennsylvania. Lesquereux, 1880, p. 568, pi. 85: fig. 46. latior Lesquereux. Pennsylvanian (Pottsville). 25585- 86. Rockwood and Tracy, Tennessee. Lesquereux, 1884, p. 811, pi. 110: figs. 11,12. longicollis Lesquereux. Pennsylvanian (Pottsville). 26165. Dade County, Georgia. Lesquereux, 1884, p. 808, pi. 109: fig. 24. moreiranum White. Early Permian. 32019. Santa Catharina, Brazil. White, 1908, p. 563, pi. 10: fig. 10. obtusum Jackson. Pennsylvanian (Pottsville). 40911. Clay City quadrangle, Indiana. Jackson, 1917, p. 426, pi. 10: fig. 13. oliveiranum White. Early Permian. 32021. Santa Catharina, Brazil. White, 1908, p. 565, pi. 10: fig. 9. ovalis Lesquereux. Pennsylvanian (Pottsville). 25516- 17. Washington County, Arkansas. Lesquereux, 1884, p. 810, pi. 109: fig. 9. ovaloidum Jackson. Pennsylvanian (Pottsville). 40872. Bloomington quadrangle, Indiana. Jackson, 1917, p. 425, pi. 6: fig. 2. pachytesta Lesquereux. Pennsylvanian (Pottsville). 25482-86. Pittston, Pennsylvania. Lesquereux, 1884, p. 809, pi. 109: figs. 13-15. pachytestum Lesquereux. Pennsylvanian (Pottsville). 40869. Bloomington quadrangle, Indiana. Jackson, 1917, p. 422, pi. 5: fig. 9. patens Lesquereux. Pennsylvanian (Pottsville). 25504. Washington County, Arkansas. Lesquereux, 1884, p. 807, pi. 110: fig. 3. phillipsi Read. Pennsylvanian (Forkston coal). 25390- 91, 25396. Dutch Mountain, Pennsylvania. Read, 1946, p. 20, pi. 2: figs. 1-3. pusillus Lesquereux. Pennsylvanian ("Anthracite" Series). 25862. Wilkes-Barre, Pennsylvania. Lesque- reux, 1884, p. 815, pi. 110: fig. 33. pusillus Lesquereux. Pennsylvanian (Allegheny). 25923-24. Cannelton, Pennsylvania. Lesquereux, 1884, p. 815, pi. 110: figs. 31, 32. rugosum Jackson. Pennsylvanian (Pottsville). 40871. Bloomington quadrangle, Indiana. Jackson, 1917, p. 425, pi. 6: fig. 1. seixasi White. Early Permian. 32010-13. Santa Catha- rina, Brazil. White, 1908, p. 559, pi. 10: figs. 5-8. speciosus Lesquereux. Pennsylvanian (Allegheny). 26205. Cannelton, Pennsylvania. Lesquereux, 1884, p. 807, pi. 110: fig. 1. subcirculare Jackson. Pennsylvanian (Pottsville). 40888. Clay City quadrangle, Indiana. Jackson, 1917, p. 424, pi. 8: fig. 5. zonulatus Lesquereux. Pennsylvanian (Pottsville). 25678-80. Pittston, Pennsylvania. Lesquereux, 1880, p. 568, pi. 85: figs. 44,45. species indeterminate. Pennsylvanian (Pottsville). 40868. Bloomington quadrangle, Indiana. Jackson, 1917, p. 424, pi. 5: fig. 8. Cardiopteris abbensis Read. Mississippian (Mauch Chunk). 40680-82. Abb's Valley, West Virginia. Read, 1955, p. 28, pi. 2 : figs. 1-3. antecedens Read. Mississippian (Pocono). 40645, 40690. Pottsville, Pennsylvania. Read, 1955, p. 22, pi. 9: figs. 1,2. hirta White. Mississippian (Wedington). 39478-81. Winslow quadrangle, Arkansas. White, 1936b, p. 19, pi. 4: figs. 29,31,32, 35, 37. irregularis Read. Mississippian (Pocono). 40663-64. Wythe County, Virginia. Read, 1955, p. 21, pi. 10: figs. 1, 2. species. Mississippian (Wedington). 39483. Winslow quadrangle, Arkansas. White, 1936b, p. 20, pi. 4: figs. 40, 41. 10 Carpolithes butlerianus Lesquereux. Pennsylvanian (Pottsville). 26355. Pittston, Pennsylvania. Lesquereux, 1884, p. 824,pi. Ill: fig. 19. cerasiformis Sternberg. Pennsylvanian (Allegheny). 26371. Cannelton, Pennsylvania. Lesquereux, 1884, p. 824,pi. Ill: fig. 18. confinis White. Devonian. 36470. Perry, Maine. Smith and White, 1905, p. 78, pi. 4 : fig. 11. conicus Lesquereux. Pennsylvanian. 26483. Shamokin, Pennsylvania. Lesquereux, 1884, p. 824, pi. Ill: fig. 17. granularis Sternberg. Pennsylvanian. 25757-58. Pitts- ton, Pennsylvania, and Osage, Kansas. Lesquereux, 1884,p. 825, pi. Ill: figs. 20,21. latior Lesquereux. Pennsylvanian (Pottsville). 25964- 66. Pittston, Pennsylvania. Lesquereux, 1884, p. 826, pi. 110: fig. 69. minimus Sternberg. Pennsylvanian. 25851-52. Can- nelton and Wilkes-Barre, Pennsylvania. Lesquereux, 1884, p. 825, pi. 110: figs. 66, 67. perpusillus Lesquereux. Pennsylvanian (Pottsville). 25950-52. Pittston, Pennsylvania. Lesquereux, 1884, p.825,pi. Ill: figs. 22-24. transsectus Lesquereux. Pennsylvanian (Pottsville). 25810-11. Washington County, Arkansas. Lesque- reux, 1884, p. 826, pi. 111 : figs. 27, 27a. Carpolithus inquirenda White. Mississippian ( Wedington). 39515- 16. Winslow quadrangle, Arkansas. White, 1936b, p. 26, pi. 8: figs. 9,10,15. species. Early Permian. 32023. Santa Catharina, Brazil. White, 1908, p. 589, pi. 10: fig. 12. Caulopteris lacoei Lesquereux. Pennsylvanian ("Anthracite" Series). 17106, 11051. Olyphant, Pennsylvania. Lesquereux, 1880, p. 344. mansfieldi Lesquereux. Pennsylvanian (Allegheny). 17118. Cannelton, Pennsylvania. Lesquereux, 1880, p. 346, pi. 60: fig. 3. SMITHSONIAN CONTRIBUTIONS TO PALEOBIOLOGY Chaetocladus plumula Whitfield. Ordovician. 41137. Platteville, Wisconsin. Whitfield, 1894, p. 356, pi. 11: figs. 11-13. Chaetomorpha ? prima Whitfield. Ordovician. 41091. Platteville, Wisconsin. Whitfield, 1894, p. 355, pi. 11 : figs. 9, 10. Chlamidostachys chesterianus White. Mississippian (Wedington). 39558-62. Winslow quadrangle, Arkansas. White, 1936b, p. 38, pi. 8: figs. 11,17-19,21. Cladoxylon dawsoni Read. Devonian (Genesee). 39275. Bristol Center, New York. Read, 1935b, pp. 493-497, figs. 1-3. species. Devonian. 41238. Junction City, Kentucky Read, 1936, p. 223, fig. 8. Clasteria australis Dana (counterpart). Pennsylvanian. 3695. Newcastle, New South Wales, Australia. Dana, 1849, p. 719, pi. 14: fig. 3. Clepsydropsis bertrandi Read and Campbell. Devonian. 41261. New Albany, Indiana. Read and Campbell, 1939, p. 446, pi. 3 : fig. 4. campbelli Read. Devonian. 41263. Junction City, Kentucky. Read, 1936, p. 222, figs. 11,13. chaneyi Read and Campbell. Devonian. 41264. New Albany, Indiana. Read and Campbell, 1939, p. 446, pi. 2: fig. 4. titan Read. Devonian. 41262. Junction City, Kentucky. Read, 1936, p. 222, fig. 7. ?Compsopteris species. Permian (Belle Plains and Vale). 41772, 41779. Godwins Creek, Baylor County, and Lawn, Taylor County, Texas. Read and Mamay, 1964, pi. 18: fig. 2; pi. 19: fig. 7. NUMBER 5 11 Conostichus broadheadi Lesquereux. Pennsylvanian. 10250. Vernon County, Missouri. Lesquereux, 1880, p. 15, pi. B: figs. 1,2.?White, 1899a, p. 12, pi. 2: figs. 1, 2. broadheadi Lesquereux. Pennsylvanian. 10251. Vernon County, Missouri. White, 1899a, p. 12, pi. 2 : figs. 3-5. proltfer Lesquereux. Pennsylvanian. 6035. Vernon County, Missouri. White, 1899a, p. 13, pi. 2: fig. 6. Cordaianthus costatus Lesquereux. Pennsylvanian (Allegheny). 19058. Cannelton, Pennsylvania. Lesquereux, 1880, p. 540, pi. 80: fig. 1. dichotomus Lesquereux. Pennsylvanian (Cherokee). 19212. Henry County, Missouri. Lesquereux, 1880, p.546,pl.76:fig.6. ebracteatus Lesquereux. Pennsylvanian ( "Anthracite" Series). 19216. Pittston, Pennsylvania. Lesquereux, 1884, p. 844. flexuosus Lesquereux. Pennsylvanian ("Anthracite" Series). 19217-18. Pittston, Pennsylvania. Lesque- reux, 1884, p. 802, pi. 109 : fig. 2. ovatusLesquereux. Pennsylvanian (Cherokee). 19187. Henry County, Missouri. Lesquereux, 1880, p. 545, pi. 76: fig. 5. ovatus Lesquereux. Pennsylvanian (Cherokee). 6073, 19202. Henry County, Missouri. White, 1899a, p. 262,pl.72:figs. 1,2. rugosus Lesquereux. Pennsylvanian ("Anthracite" Series). 19214. Shamokin, Pennsylvania. Lesque- reux, 1884, pp. 803-804. rugosus scaber Lesquereux. Pennsylvanian (Alle- gheny). 19211. Mazon Creek, Illinois. Lesquereux 1884, p. 804. simplex Lesquereux. Pennsylvanian (Allegheny) 19007. Cannelton, Pennsylvania. Lesquereux, 1880 p. 538, pi. 76: fig. 4. spicatus Lesquereux. Pennsylvanian (Pottsville) 19226. Pittston, Pennsylvania. Lesquereux, 1884, p 802, pi. 109: fig. 1. cf. Cordaianthus longibracteatus Florin. Pennsylvanian (Spotted Ridge). 40727. Crook County, Oregon. Mamay and Read, 1956, p. 221, pi. 36 : fig. 10. species. Pennsylvanian (Pottsville?) 40897. Clay City quadrangle, Indiana. Jackson, 1917, p. 421, pi. 9: fig. 8. Cordaicarpon apiculatus Lesquereux. Pennsylvanian (Allegheny). 25322. Cannelton, Pennsylvania. Lesquereux, 1880, p. 551, pi. 83: fig. 6a. cinctus Lesquereux. Pennsylvanian ("Anthracite" Series). 25346, 25379. Pittston, Pennsylvania. Les- quereux, 1884, p. 804, pi. 109: figs. 5, 6. gutbieri Grand'Eury. Pennsylvanian (Allegheny). 25328-32. Cannelton, Pennsylvania. Lesquereux, 1880, p. 549, pi. 83 : figs. 8-11 ; 1884, p. 804, pi. 109 : fig. 3. lineatus Lesquereux. Pennsylvanian (Allegheny). 25345. Cannelton, Pennsylvania. Lesquereux, 1884, p. 805,pi. Ill: fig. 16. mansfieldi Lesquereux. Pennsylvania (Allegheny). 25977-79. Cannelton, Pennsylvania. Lesquereux, 1880, p. 537, pi. 85: fig. 21; pi. 87: fig. 8. ovatus Gran'Eury. Pennsylvanian (Allegheny). 25305. Cannelton, Pennsylvania. Lesquereux, 1880, p. 550, pi. 83: fig. 7. species. Pennsylvanian (Weber). 39162. Evans Peak, Colorado. Read, 1934, p. 88, pi. 16: fig. 6. Cordaistrobus grand'euryi Lesquereux. Pennsylvanian (Allegheny). 19168-69. Cannelton, Pennsylvania. Lesquereux, 1878, p. 328; 1880, p. 552, pi. 82 : fig. 3. Cordaites communis Lesquereux. Pennsylvanian (Cherokee). 5418, 5546, 5702. Henry County, Missouri. White, 1899a, p. 260, pi. 3 : fig. 1 ; pi. 16; pi. 46. communis Lesquereux. Pennsylvanian (Cherokee). 18946-47. Clinton, Missouri. Lesquereux, 1878, p. 320. communis Lesquereux. Pennsylvanian (Vandever). 41989. Durham, Georgia. Allen and Lester, 1954., pi. 36: fig. 3. costatus Lesquereux. Pennsylvanian (Allegheny). 19059-60. Cannelton, Pennsylvania. Lesquereux, 1878, p. 323 ; 1880, p. 540, pi. 86 : figs. 1.2. 12 gracilis Lesquereux. Pennsylvanian (Allegheny). 19160. Morris, Illinois. Lesquereux, 1878, p. 322: 1880, p. 539, pi. 77: fig. 4. grandifolius Lesquereux. Pennsylvanian. 19103-05. Pittston, Pennsylvania. Lesquereux, 1878, p. 318; 1880, p. 530, pi. 77: fig. 2. lacoei Lesquereux. Pennsylvanian ("Anthracite" Series). 18917-18, 18920. Pittston, Pennsylvania. Lesquereux, 1880, p. 535, pi. 87: figs. 2-4. mansfieldi Lesquereux. Pennsylvanian (Allegheny). 19007, 19017, 25978, 27150. Cannelton, Pennsyl- vania. Lesquereux, 1878, p. 321 ; 1880, p. 537, pi. 76: fig. 4; pi. 78: fig. 1; pi. 87: fig. 8. radiatus Lesquereux. Pennsylvanian (Allegheny). 18907-08, 18911. Cannelton, Pennsylvania. Lesque- reux, 1880, p. 540, pi. 87 : figs. 5,6. robbi Dawson. Pennsylvanian (Pottsville). 40883. Clay City quadrangle, Indiana. Jackson, 1917, p. 420, pi. 7: fig. 9. ser pens Lesquereux. Pennsylvanian (Allegheny). 19033-36. Cannelton, Pennsylvania. Lesquereux, 1878, p. 324; 1880, p. 542, pi. 79: figs. 1-4. ser pens Lesquereux. Pennsylvanian. 41985. Georgia. Allen and Lester, 1954, pi. 37 : fig. 5. SMITHSONIAN CONTRIBUTIONS TO PALEOBIOLOGY Cyclocarpon species. Permian (Hermit). 38064. Grand Canyon, Arizona. White, 1929, p. 113, pi. 49: fig. 4. Cyclopteris cf. C. acadica. Devonian. 8326. Yates County, New- York. Penhallow, 1893, p. 107, pi. 9: fig. 2. alleghanensis Meek. Mississippian (Pocono). 2009. Lewis tunnel, Virginia. Meek, 1875, p. 43, pi. 1: fig. 2. halliana Goeppert. Devonian. 41131. Chemung County, New York. Hall, 1843, p. 274, illustr. 127: fig. 1. lescuriana Meek. Mississippian (Pocono). 1447. Lewis tunnel, Virginia. Meek, 1875, p. 41, pi. 2 : fig. 1. virginiana Meek. Mississippian (Pocono). 2008. Lewis tunnel, Virginia. Meek, 1875, p. 43, pi. 1 : fig. 3. Cylindrites striatus Lesquereux. Devonian (Waverly). 7153. Berea, Ohio. Lesquereux, 1890, p. 7, pi. 1 : fig. 3. cf. Coronostoma Pennsylvanian (McLeansboro). 41207. Berryville, Illi- nois. Mamay and Yochelson, 1962, pi. 33: fig. 31. Crocalophyton readi Andrews and Alt. Devonian-Mississippian. 40797-98. Boston, Kentucky. Andrews and Alt, 1956, pp. 355-371, pis. 4-10. Cystosporites varius (Wicher) Dijkstra. Pennsylvanian (Secorcoal). 41196. McAlester, Oklahoma. Mamay and Yochel- son, 1962, pi. 33: fig. 20. Dactylophyllum johnsoni Read. Pennsylvanian (Weber). 39157. Evans Peak, Colorado. Read, 1934, p. 91, pi. 18: figs. 2, 3. Cryptozoon or Greysonia(?) Paleozoic. 41139. Shelby, Alabama. Butts, 1926, pi. 9: fig. 17. Cryptozoon bassleri Wieland. Cambrian-Ordovician ("Ozark- ian"). 41090. Upper Conococheague, Pennsyl- vania. Wieland, 1914, p. 239, pi. 18: fig. 1. proliferum fruit conceptacles. Early Ordovician. 41138. Scotia, Pennsylvania. Wieland, 1914, p. 244, fig. 2. Dadoxylon? m?ridionale White. Early Permian. 32043a-c. Rio Grande do Sul, Brazil. White, 1908, p. 583, pi. 14: figs. 1-4. nummularium White. Early Permian. 32045a, 32045c. Rio Grande do Sul, Brazil. White, 1908, p. 579, pi. 13: figs. 1-4. Danaeites emersoni Lesquereux. Pennsylvanian (Monongahela). 12710-11. St. Clairsville, Ohio. Lesquereux, 1880, NUMBER 5 13 p. 157, pi. 28: figs. 1, 2.?Read and Mamay, 1964, pi. 11: fig. 3. emersoni Lesquereux. Late Pennsylvanian. 41764. Lonaconing, Maryland. Read and Mamay, 1964, pi. 12: fig. 1. macrophyllus (Newberry) Lesquereux. Pennsylvanian. 12718. Youngstown, Ohio. Lesquereux, 1880, p. 159, pi. 25: figs. 4-6. Daubreeia pateraeformis (Germar) Zeiller. Pennsylvanian. 9667, 9682, 9686. Onaga, Kansas. Sellards, 1908, p. 433, pi. 52: figs. 1,2; pi. 55: fig. 4. Dechenia striata Lesquereux. Pennsylvanian (Allegheny). 10259. Alto, Illinois. Lesquereux, 1880, p. 430, pi. 67 : fig. 3. Derbyella aurita White. Early Permian. 31991-93. Santa Gatha- rina, Brazil. White, 1908, p. 545, pi. 9: figs. 1-3. Desmiophyllum gracile Lesquereux. Pennsylvanian (Allegheny). 19251. Gannelton, Pennsylvania. Lesquereux, 1878, p. 333 ; 1880, p. 557, pi. 82 : fig. 1. Dichophyllum moorei Elias. Pennsylvanian. 41141. Garnett, Kansas. Elias, 1936, fig. 7, illustr. 2. ? Dichophyllum species. Permian (Abo). 41221. Spanish Queen mine, 6 miles southwest of Jemez Springs, New Mexico. Read and Mamay, 1964, pi. 13 : fig. 1. Dicranophyllum dichotomum Lesquereux. Pennsylvanian (Allegheny). 25108. Cannelton, Pennsylvania. Lesquereux, 1880, p. 553, pi. 87: fig. 9. dimorphum Lesquereux. Pennsylvanian (Allegheny). 25104-06. Cannelton, Pennsylvania. Lesquereux, 1878, pp. 329-330; 1880, p. 554, pi. 83: figs. 1, 3. rigidum Mamay and Read. Pennsylvanian (Spotted Ridge). 40733-740. Crook County, Oregon. Mamay and Read, 1956, p. 219, pi. 37: figs. 3-10. species. Pennsylvanian (Cherokee). 6076. Henry County, Missouri. White, 1899a, p. 272, pi. 41 : fig. 10; pi. 73: fig. 1. Dictyo-cordaites lacoei Dawson. Devonian (Catskill). 10200. Meshop- pen, Pennsylvania. Dawson, 1889, pp. 1-3, illustr.; 1890, p. 3, fig. 1. Dictyotites fasciolus Penhallow. Devonian (Erian). 5406, 25098. West Hurley, New York. Penhallow, 1893, p. 110, pi. 10: fig. 10a; pi. 12: fig. 10b. maximus Penhallow. Devonian (Marcellus). 5407. Cayuga Lake, New York. Penhallow, 1893, p. Ill, pi. 11: fig. 11. Diichnia kentuckiensis Read. Devonian (New Albany). 41245? 47. Junction City, Kentucky. Read, 1935a, pi. 30: figs. 1-5; pi. 31: fig. 1-4; pi. 32: figs. 1-8; pi. 33: figs. 1-3, 5,6. Dimeripteris incerta (Dawson) White. Devonian. 36454-56. Perry, Maine. Smith and White, 1905, p. 53, pi. 2: figs. 7-9. recurva (Dawson) White. Devonian. 36451-53. Perry, Maine. Smith and White, 1905, p. 56, pi. 2 : figs. 4-6. Diplothmema aldrichi White. Pennsylvanian (Pottsville). 15031, 15044,40093. Birmingham quadrangle and Warrior, Alabama. White, 1943, p. 97, pi. 31: figs. 3, 7; pi. 34: fig. 3. aldrichi anthracitica White. Pennsylvanian (Potts- ville) . 4009 la-b. Pottsville Gap, Pennsylvania. White, 1943, p. 98, pi. 33: figs. 6, 9; pi. 34: fig. 2. cheathami (Lesquereux) White. Pennsylvanian (Pottsville). 15026-27, 15039, 40104, 40106a-b. Tracy, Tennessee, and Blossburg, Alabama. White, 1943, p. 95, pi. 28: figs. 1-3,5-10. 14 SMITHSONIAN CONTRIBUTIONS TO PALEOBIOLOGY cheathami antiqua White. Pennsylvanian (Pottsville). 40105a-b. Tazewell quadrangle, West Virginia. White, 1943, p. 96, pi. 28 : figs. 4,12, cheathami minor White. Pennsylvanian (Pottsville). 40111a-b. Buckhannon quadrangle, West Virginia. White, 1943, p. 96, pi. 28: figs. 11,13. composita White. Pennsylvanian (Pottsville). 40099a- d, 42005. Bluestone Junction, West Virginia. White, 1943, p. 99, pi. 32: figs. 4-7. erectiloba White. Pennsylvanian (Pottsville). 40092. Tazewell quadrangle, West Virginia. White, 1943, p. 100, pi. 33: figs. 7-8. geniculatum (Germar and Kaulfuss) Stur. Pennsyl- vanian. 41013-14. Belleville, Missouri. White, 1893a, pp. 44-46, pi. 1 : figs. 1,2. glenni White. Pennsylvanian (Pottsville). 40128a-f. Wayne County, West Virginia. White, 1943, p. 95, pi. 27: figs. 10-17. halber stadti White. Pennsylvanian (Pottsville). 40107a-b. Pottsville, Pennsylvania. White, 1943, p. 96, pi. 30: figs. 1,2. mendenhalli White. Pennsylvanian (Pottsville). 40103a-b, 42007. Horsepen, Virginia. White, 1943, p. 100, pi. 35: figs. 8,10. microphylla (Lesquereux) White. Pennsylvanian (Pottsville). 40108-10, 42006. Tremont, Pennsyl- vania; Tuscaloosa and Montevallo, Alabama. White, 1943, p. 94, pi. 30: figs. 3,5-7. minor White. Pennsylvanian (Pottsville). 40095. McKean County, Pennsylvania. White, 1943, p. 98, pi. 31: fig. 6. morrowensis White. Pennsylvanian (Pottsville). 15012, 40100. Washington County, Arkansas, and Raleigh quadrangle, West Virginia. White, 1943, p. 99, pi. 35: fig. 1; pi. 34: fig. 1. obtusiloba (Brongniart) Stur. Pennsylvanian (Potts- ville) . 40102a-c. Careyville, Tennessee. White, 1943, p. 97, pi. 30: fig. 4; pi. 35: figs. 7,9. patentissima (Ettinghausen) Stur. Pennsylvanian (Weber). 39153. Evans Peak, Colorado. Read, 1934, p. 87, pi. 16: fig. 3. p?dica White. Early Pennsylvanian. 40088. Horsepen, Virginia. White, 1943, p. 96, pi. 29 : fig. 4. pygmaeoides White. Pennsylvanian (Pottsville). 40101a, b, d. Winston, West Virginia. White, 1943, p. 100, pi. 35: figs. 3,5,6. reniformis White. Pennsylvanian (Pottsville). 40094a- c. Middlesboro, Kentucky. White, 1943, p. 97, pi. 31 : figs. 1,2,4,5. spectabilis White. Pennsylvanian (Pottsville). 40087a-e. Estellville quadrangle, Virginia. White, 1943, p. 96, pi. 29: figs. 1-3,5,6. subdecipiens White. Pennsylvanian (Kanawha). 40077a-b. Kanawha Falls quadrangle, West Vir- ginia. White, 1943, p. 95, pi. 11 : figs. 9-11. trifoliolata (Artis) Stur. Pennsylvanian (Kanawha). 40096-98. Kanawha Falls quadrangle, West Vir- ginia. White, 1943, p. 98, pi. 32 : figs. 1-3. trifoliolata kanawensis White. Pennsylvanian (Kana- wha). 13618, 13622, 40089-90. Kanawha County, West Virginia. White, 1943, p. 98, pi. 33 : figs. 1-5. Discinites species. Permian (Belle Plains). 40626-29. Baylor County, Texas. Mamay, 1954a, pp. 7-11, figs. 1-5. Dolerophyllum pennsylvanica Dawson. Pennsylvanian. 19617-18. Mazon Creek, Illinois, and Olyphant, Pennsylvania. Dawson, 1890, pp. 7-8. Doler opter sis pennsylvanica (Dawson) White. Pennsylvanian (Le- Roy). 19620-21. Lawrence and Garnett, Kansas. White, 1903, p. 107. Eltovaria bursiformis White. Permian (Hermit). 38066. Grand Canyon, Arizona. White, 1929, p. 114, pi. 50: fig. 4. Equisetites calamitinoides White. Early Permian. 31913. Santa Catharina, Brazil. White, 1908, p. 419, pi. 5: fig. 7. gracilisLesquereux. Pennsylvanian (Pottsville). 18236. Dade County, Georgia. Lesquereux, 1884, p. 729, pi. 90: fig. 5. occidentalis Lesquereux. Pennsylvanian (Allegheny). 18250, 18252. Mazon Creek, Illinois. Lesquereux, 1880, p. 62, pi. 3: figs. 15,16. NUMBER 5 15 Eremopteris artemisiaefolia (Sternberg) Schimper. Pennsylvanian (Pottsville). 15095. Blossburg, Pennsylvania. White, 1943, p. 92, pi. 25: figs. 4,5. bilobata White. Pennsylvanian (Cherokee). 5699- 5701, 6036. Henry County, Missouri. White, 1899a, p. 19, pi. 4; pi. 5 : figs. 4-6. cheathami Lesquereux. Pennsylvanian (Pottsville). 15009, 15025-27. Washington County, Arkansas, and Tracy, Tennessee. Lesquereux, 1884, p. 770, pi. 104: figs. 2-4. crenulata Lesquereux. Pennsylvanian (Pottsville). 40146. Brookville, Alabama. White, 1943, p. 90, pi. 23 : fig. 10. elegans (Ettinghausen) Lesquereux. Pennsylvanian. 15083. Port Byron, Illinois. Lesquereux, 1880, p. 294, pi. 53: fig. 7. gracilis White. Pennsylvanian (Pottsville). 40129a-e, 40130, 40133a-b. Corbin, Kentucky; Coeburn, Vir- ginia; Kanawha Falls quadrangle. West Virginia. White, 1943, p. 91, pi. 25: figs. 6, 7; pi. 26: figs. 1-10. lincolniana White. Pennsylvanian (Pottsville). 40135- 140. Dorchester, Virginia, and various West Vir- ginia localities. White, 1943, p. 91, pi. 24: figs. 1-8. lincolniana White. Pennsylvanian (Pottsville). 40960. New Lincoln mine, Pennsylvania. White, 1900, p. 869, pi. 192: fig. 1. lincolniana antiqua White. Pennsylvanian (Pottsville). 40134a-b, 42078. Littleton Station, Alabama. White, 1943, p. 91, pi. 25: figs. 8-10. microphylla Lesquereux. Pennsylvanian. 41993. Geor- gia. Allen and Lester, 1954, pi. 34: fig. 2. missouriensis Lesquereux. Pennsylvanian (Cherokee). 30853. Henry County, Missouri. Lesquereux, 1880, p. 295, pi. 53 : fig. 8. missouriensis Lesquereux. Pennsylvanian (Cherokee). 5657, 5659, 5670, 5681. Henry County, Missouri. White, 1899a, p. 16, pi. 5: figs. 1-3; pi. 6: fig. 1. neffi White. Pennsylvanian (Pottsville). 40143a-c, 40144. Nicholas quadrangle, West Virginia, and Mahoning County, Ohio. White, 1943, p. 90, pi. 23: figs. 1-5. solida (Lesquereux) White. Pennsylvanian (Alle- gheny). 14213-14. Mazon Creek, Illinois. White, 1903, p. 88. strigosa White. Pennsylvanian (Pottsville). 40145. Rush Run, West Virginia. White, 1943, p. 90, pi. 23 : figs. 6, 7. subelegans White. Pennsylvanian (Pottsville). 40141? 42. Washington County, Arkansas, and Pottsville Gap, Pennsylvania. White, 1943, p. 91, pi. 24: figs. 9-11. trappensis White. Pennsylvanian (Pottsville). 40127a- h. Trap Hill, West Virginia. White, 1943, p. 92, pi. 27: figs. 1-9. Ernestiodendron filiciforme (Schlotheim pars.) Florin. Permian (Wichita). 41297. 8 miles north of Dundee, Texas. Florin, 1939, pis. 125-126: figs. 5,6. Fern rachids Mississippian. 39395-98. De Queen quadrangle, Arkansas. White, 1936c, p. 64, pi. 10: figs. 24-25; pi. 11: figs. 24, 27. Fern? Devonian. 8324. Bristol Center, New York. Penhallow, 1893, p. 107, pi. 9: fig. 1. Fryopsis abbensis (Read) Wolfe. Mississippian (Bluefield). 40680. Abbs Valley, Tazewell County, Virginia. Read and Mamay, 1964, pi. 3 : fig. 1. Fucoides? duplex Hall. Late Cambrian. 41129. Pictured Rocks, Lake Superior. Foster and Whitney, 1851, p. 226, pi. A23. Fucoides cauda-galli Vanuxem. Devonian. 41132. New York. Vanuxem, 1839, p. 128, fig. 30. Gangamopteris obovata (Carruthers) White. Early Permian. 31963- 70. Santa Catharina, Brazil. White, 1908, p. 525, pi. 8: figs. 1-7. 378-770 O - 70 - 3 16 SMITHSONIAN CONTRIBUTIONS TO PALEOBIOLOGY Gigantopteris americana White. Permian (Wichita). 34061-79, 34081-83. Fulda, Texas. White, 1912, pp. 514-15, 16, pi. 43; pi. 44; pi. 45; pi. 46: figs. 1-3; pi. 47: figs. 1-4; pi. 48: figs. 1-6; pi. 49: figs. 1-7. americana White. Early Permian. 41167, 41176. Glass- cock County, Texas. Adams, 1933, p. 1391, fig. 1. americana White. Permian (Belle Plains). 41768. Emily Irish grant, Baylor County, Texas. Read and Mamay, 1964, pi. 17: fig. 1. americana White. Permian (Clyde). 41771. Fulda, Texas. Read and Mamay, 1964, pi. 18: fig. 1. new species A. Permian (Lueders). 41775. Lake Kemp spillway, Baylor County, Texas. Read and Mamay, 1964, pi. 19: fig. 1. new species B. Permian (Vale). 41776. Lawn, Taylor County, Texas. Read and Mamay, 1964, pi. 19: %. 2. Girtya pennsylvanica Read. Mississippian (Pocono). 40651, 40696-97. Tionesta, Pennsylvania. Read, 1955, p. 21, pi. 15: figs. 1-3; pi. 16: fig. 3. Glenopteris lineata Sellards (counterpart). Permian. 7746. Dick- inson County, Kansas. Sellards, 1900, p. 185, pi. 37: fig. 3. simplex Sellards (counterpart). Permian. 8082. Dick- inson County, Kansas. Sellards, 1900, p. 184, pi. 39: fig.l. simplex Sellards. Permian (Wellington). 41766. Banner City, Kansas. Read and Mamay, 1964, pi. 16: fig. 2. splendens Sellards. Permian (Wellington). 8074, 41767. 3 miles south of Banner City and 3^ miles southeast of Elmo, Kansas. Read and Mamay, 1964, pi. 16: figs. 3,4. Glossopteris ampia Dana. Permian. 41296. New South Wales, Australia. Dana, 1849, p. 717, pi. 13: fig. 16. ampia Dana. Early Permian. 31943. Santa Catharina, Brazil. White, 1908, p. 509, pi. 6: fig. 9. cf. G. ampia Dana. Early Permian (Tubaraco Series). 40623. Santa Catharina, Brazil. Read, 1941, p. 77, pi. 4: figs. 3,5. browniana Brongniart. Permian. 1357. Newcastle, New South Wales, Australia. Dana, 1849, p. 716, pi. 12: fig. 13c. browniana Brongniart. Permian (Tubarao and Itarare Series). 40596-97, 40619. Parana, Brazil. Read, 1941, p. 81, pi. 3: fig. 1; pi. 5: figs. 3-4, 6. indica (Brongniart) Schimper. Early Permian. 31940- 42. Santa Catharina, Brazil. White, 1908, p. 503, pi. 6: figs. 5, 7-8. indica Schimper. Early Permian (Tubarao Series). 40598-40600. Parana and Santa Catharina, Brazil. Read, 1941, p. 79, pi. 4: figs. 1, 2, 4; pi. 5: figs. 1, 2,5. indica Schimper. Permian. 41998-99. Mt. Glossopteris, Antarctica. Schopf, 1962, p. 31, pi. 11: figs, la, lb. occidentalis White. Early Permian. 31944-47, 31962. Santa Catharina, Brazil. White, 1908, p. 511, pi. 7: figs. 1-4. species. Early Permian. 31948-49. Santa Catharina, Brazil. White, 1908, p. 517, pi. 7 : figs. 5,6. Gomphostrobus bifidus (Geinitz) Zeiller and Potonie. Early Permian. 41155. Fairplay, Colorado. Florin, 1939, pis. 151- 152: fig. 46. bifidus (Geinitz) Zeiller and Potonie. Permian (Abo). 41223. Spanish Queen mine, 6 miles southwest of Jemez Springs, New Mexico. Read and Mamay, 1964, pi. 13: fig. 3. Guycampbellia microphylla (Read and Campbell) Hoskins and Cross. Mississippian (New Albany). 41276. New Albany, Indiana. Hoskins and Cross, 1951, p. 695, figs. 13-20. Gymnospermous ament. Permian (Hermit). 38067. Grand Canyon, Arizona. White, 1929, p. 115, pi. 51 : fig. 6. Haliserites chondriformis Penhallow. Devonian (late Chemung). 5405. West Hurley, New York. Panhallow, 1893, p. 110, pi. 11: fig. 9. NUMBER 5 17 dechenianus lineatus Penhallow. Devonian (late Chemung). 5409. Lanesboro, Pennsylvania. Pen- hallow, 1893, p. 109, pi. 12 : fig. 7. lineatus Penhallow. Devonian (late Chemung). 5404, 25091. West Hurley, New York, and Factoryville, Pennsylvania. Penhallow, 1893, p. 110, pi. 10: fig. 8a; pi. 11: fig. 8b. Haliserites? Devonian (Erian). 8329. Monroe, New York. Pen- hallow, 1893, p. 107, pi. 9 : fig. 4. Halonia mansfieldi Lesquereux. Pennsylvanian (Allegheny). 15808. Cannelton, Pennsylvania. Lesquereux, 1880, p. 414, pi. 67 : fig. 2. tortuosa Schimper. Pennsylvanian. 15811. Peoria County, Illinois. Lesquereux, 1880, p. 413, pi. 61: figs. 1,2. strongi Lesquereux. Pennsylvania (Allegheny). 19431. Mazon Creek Illinois. Lesquereux, 1870, p. 417, pi. 18: fig. 1. thalliformis Lesquereux. Pennsylvanian. 40949-50. Mazon Creek and Colchester, Illinois. Lesquereux, 1870, p. 417, pi. 16: figs. 3,5. Hysterites brasilensis White. Early Permian. 31912. Santa Cama- rina, Brazil. White, 1908, p. 415, pi. 5: fig. 2. cordaites Grand'Eury. Pennsylvanian (Cherokee). 5418. Henry County, Missouri. White; 1899a, pp. 14, 260, pi. 3: fig. 1. Ichnophycus tridactylus Hall. Late Silurian. 41086-87. New Hart- ford, New York. Hall, 1852, p. 26, pi. 10: figs. 6, la-b. Heterangium ? species. Mississippian (Stanley). 39404-05. De Queen quadrangle Arkansas, and Tuskahoma quadrangle, Oklahoma. White, 1936c, p. 60, pi. 11 : figs. 21, 28; pi. 14: fig. 11. Idiophyllum rotundifoliusLesquereux. Pennsylvanian (Allegheny). 10258. Mazon Creek, Illinois. Lesquereux, 1880, pp. 159-161, pi. 23: fig. 11. Hierogamma jeffreyi Read. Devonian. 41269. Junction City, Kentucky. Read, 1936, p. 223, fig. 10. Hymenophyllites adnascens Lindley and Hutton. Pennsylvanian. 40951. Colchester, Illinois. Lesquereux, 1870, p. 414, pi. 16: fig. 7. alatus Brongniart. Pennsylvanian. 41071. Colchester, Illinois. Lesquereux, 1866, p. 437, pi. 39: fig. 1. clarki Lesquereux. Pennsylvanian (Allegheny). 40947. Mazon Creek, Illinois. Lesquereux, 1870, p. 416, pi. 16: fig. 1. in flatus Lesquereux. Pennsylvanian. 41072. Du Quoin, Illinois. Lesquereux, 1870, p. 414, pi. 16: fig. 6. mollis Lesquereux. Pennsylvanian (Allegheny). 40948, 40952, 40954. Mazon Creek, Illinois. Lesquereux, 1870, p. 418, pi. 18: figs. 4-6. Kalymma auriculata Read. Devonian. 41257. Junction City, Kentucky. Read, 1937, p. 88, pi. 23: fig. 6. lirata Read. Devonian. 41255-56, 41258. Junction City, Kentucky, and Holy Cross, Kentucky. Read, 1936, p. 219, pi. 28: fig. 4; 1937, p. 87, pi. 23: figs. 1,2;pi. 24: fig. 1. resinosa Read. Devonian. 41259-60. Junction City, Kentucky. Read, 1937, p. 88, pi. 23: fig. 3; pi. 25: figs. 3, 4. Knorria chemungense (Hall) Arnold. Devonian (Chemung). 41128. Elmira, New York. Arnold, 1939, p. 283, pi. 2: figs. 1,2. compacta Lesquereux. Pennsylvanian. 15800-02. Thayer, Kansas. Lesquereux, 1884, p. 839. 18 Lacoea seriata Read. Pennsylvanian (Forkston coal). 1626, 26213-14, 26217, 26219, 26235, 26241-42, 26247, 26249, 26251-52, 26256. Dutch Mountain, Pennsyl- vania. Read, 1946, p. 18, pi. 1 : figs. 1-3, 5-14. seriata Read. Pennsylvanian. 26261. Youngstown, Ohio. Read, 1946, p. 18, pi. 1 : fig. 4. Lebachia americana Florin. Permian (Abo). 41142, 41144-54, 41280-84. Glorietta, La Cuava, and Canyoncita, New Mexico. Florin, 1939, pis. 93/94: figs. 5, 7-13, 18-23; pis. 95/96: figs. 1-17,19, 20. garnettensis Florin. Permian (Wichita). 41256. 8 miles north of Dundee, Texas. Florin, 1939, pis. 53/54: figs. 3, 4. garnettensis Florin. Permian (Wichita). 41298. 4/2 miles southeast of Fulda, Texas. Florin, 1939, pi. 53/54: figs. 1,2. goeppertiana Florin. Early Permian. 41160-63. Reece, Kansas. Florin, 1939, pi. 49/50: figs. 1-6. parvafolia Florin. Early Permian. 41143. Glorietta, New Mexico. Florin, 1939, pi. 39/40: fig. 7. Lepidocystis angularis Lesquereux. Pennsylvanian. 25255-56. Port Griffith, Pennsylvania. Lesquereux, 1880, p. 456, pi. 69: fig. 17. ehesterensis White. Mississippian (Wedington). 39548. Winslow quadrangle, Arkansas. White, 1936b, p. 34, pi. 6: fig. 2. fraxiniformis (Goeppert) Lesquereux. Pennsylvanian. 25165. Pittston, Pennsylvania. Lesquereux, 1880, p. 457, pi. 69: fig. 22. inquisitus White. Devonian. 36471-73. Perry, Maine. Smith and White, 1905, p. 75, pi. 4: figs. 12-14. jenneyi White. Pennsylvanian (Cherokee). 6055. Henry County, Missouri. White, 1899a, p. 215, pi. 59: fig. 3. lineatus Lesquereux. Pennsylvanian. 25254. Port Carbon, Pennsylvania. Lesqueruex, 1880, p. 454, pi. 69: fig. 4. missouriensis White. Pennsylvanian (Cherokee). 6089, 6099, 41060. Henry County, Missouri. White, 1899a, p. 216, pi. 61 : figs, lb, 2; pi. 62: fig. b; pi. 64: fig. b. SMITHSONIAN CONTRIBUTIONS TO PALEOBIOLOGY obtusus Lesquereux. Pennsylvanian ("Anthracite Series). 25246. Pottsville, Pennsylvania. Lesquereux, 1880, p. 455, pi. 69: figs. 6,7. pectinatus Lesquereux. Pennsylvanian ("Anthracite" Series). 25252. Pittston, Pennsylvania. Lesquereux, 1880, p. 454, pi. 69: fig. 3. vesicularis Lesquereux. Pennsylvanian ("Anthracite" Series). 25228. Pittston, Pennsylvania. Lesquereux, 1880, p. 457, pi. 69: fig. 20. ?Lepidodendroid branchlet. Pennsylvanian (Spotted Ridge). 40730. Crook County, Oregon. Mamay and Read. 1956, p. 214, pi. 36: fig. 13. Lepidodendron aculeatum Sternberg. Pennsylvanian (Pottsville). 40885, 40901. Clay City quadrangle, Indiana. Jack- son, 1917, p. 413, pi. 8: fig. 2; pi. 9: fig. 14. andrewsi Lesquereux. Pennsylvanian (Allegheny). 15430. Mazon Creek, Illinois. Lesquereux, 1880, p. 389, pi. 64: fig. 6. boylensis Read. Devonian. 41278. Junction City, Ken- tucky. Read, 1936, p. 226, pi. 29: fig. 3. brittsi Lesquereux. Pennsylvanian (Cherokee). 15482, 30854. Henry County, Missouri. Lesquereux, 1880, pi. 368, pi. 63: figs. 1,2. brittsi Lesquereux. Pennsylvanian (Cherokee). 5640, 6039-40, 6042, 15488. Henry County, Missouri. White, 1899a, p. 188, pi. 52: figs. 1, 3; pi. 53: fig. 1; pi. 54: figs. 1,2. chemungense (Hall) Hall. Devonian. 41128. Elmira, New York. Hall, 1863, p. 113 : fig. 6. choctavense White. Pennsylvanian (McAlester). 6680, 6752. McAlester, Oklahoma. White, 1899b, p. 528, pi. 68: fig. 14. clypeatum Lesquereux. Pennsylvanian (Pottsville). 40867. Bloomington quadrangle, Indiana. Jackson, 1917, p. 412, pi. 5: fig. 7. corrugatum Dawson. Mississippian. 41095. Akron, Ohio. Dawson, 1862, p. 313, pi. 12: fig. 10. cuspidatum Lesquereux. Pennsylvanian ("Anthracite" Series). 15437. Plymouth, Pennsylvania. Lesquereux, 1880, p. 388, pi. 64: fig. 7. cyclostigma Lesquereux. Pennsylvanian (Cherokee). 15501. Henry County, Missouri. Lesquereux, 1880, p. 394, pi. 62: fig. 5. NUMBER 5 19 gaspeanum Dawson. Devonian. 41096. Summit, New York. Dawson, 1862, p. 312, pi. 14: fig. 27. henbesti White. Mississippian (Wedington). 39514, 39517-22. Winslow quadrangle, Arkansas. White, 1936b, p. 26, pi. 6: figs. 1,4-9. lanceolatum Lesquereux. Pennsylvanian (Cherokee). 8794. Henry County, Missouri. White, 1899a, p. 192, pi. 53: fig. 2. lanceolatum Lesquereux. Pennsylvanian (Vandever). 41980, 41992. Durham, Georgia. Allen and Lester, 1954,pl.38:figs. 1,4. marginatum (Presl) Lesquereux. Pennsylvanian (Cherokee). 15460. Henry County, Missouri. Les- quereux, 1884, p. 784, pi. 107 : fig. 3. novalbaniense Read and Campbell. Devonian. 41285. Junction City, Kentucky. Read and Campbell, 1939, p. 443, pi. 5: figs. 2,4. obovatum Sternberg. Pennsylvanian (Pottsville). 2248. Searles, Alabama. Butts, 1926, p. 214, pi. 68: figs. 1-3. obovatum Sternberg. Pennsylvanian (Pottsville). 40878, 40881, 40884, 40889, 40902. Clay City quad- rangle, Indiana. Jackson, 1917, p. 412, pi. 6: fig. 17; pi. 7: fig. 7; pi. 8: figs. 1, 6; pi. 9: fig. 15. occidentale White Mississippian (Wedington). 39523- 24. Winslow quadrangle, Arkansas. White, 1936b, p. 27, pi. 5: figs. 5,8. pedroanum (Carruthers) Zeiller. Early Permian. 40601-05. Santa Catharina and Parana, Brazil. Read, 1941, p. 83, pi. 6: fig. 9; pi. 7: figs. 1-3; pi. 8: figs. 1-3,6. peruvianum Gothan. Mississippian. 41002. Paracas Peninsula, Peru. Read, 1938a, p. 402: fig. 4. purduei White. Mississippian (Wedington). 39525. Winslow quadrangle, Arkansas. White, 1936b, p. 28, pi. 5: fig. 9. rigidum Lesquereux. Pennsylvanian (Pottsville). 15515-17. Dade County, Georgia. Lesquereux, 1884, p. 839. rimosum retocorticatum White. Pennsylvanian (Cherokee). 6043, 15280. Henry County, Missouri. White, 1899a, p. 196, pi. 54: figs. 3,4. scobiniforme Meek. Mississippian (Pocono). 41063. Brushy Mountain, Virginia. Butts, 1941, pi. 134: fig. 4. scobiniformis Meek. Mississippian (Pocono). 41062. Lewis tunnel, Virginia. Meek, 1875, p. 38, pi. 1 : fig. 1. scutatum Lesquereux. Pennsylvanian (Cherokee). 15448. Henry County, Missouri. Lesquereux, 1880, p. 369, pi. 63: fig. 6. scutatum Lesquereux. Pennsylvanian (Cherokee). 6044-46, 6074. Henry County, Missouri. White, 1899a, p. 198, pi. 45: fig. 4; pi. 55: figs. 1, 2; pi. 72: fig. 4. sternbergi Brongniart. Pennsylvania. 16003. Braceville, Illinois. Lesquereux, 1884, p. 783, pi. 107: fig. 2. subclypeatum White. Mississippian (Jackfork). 39445-47. Tuskahoma quadrangle, Oklahoma. White, 1936c, p. 55, pi. 12: figs. 16, 17; pi. 13: fig. 5. cf. L. veltheimianum Sternberg. Mississippian (Wed- ington). 39526. Winslow quadrangle, Arkansas. White, 1936b, p. 29, pi. 5 : fig. 4. wedingtonense White. Mississippian (Wedington). 39527-35. Winslow quadrangle, Arkansas. White, 1936b, p. 29, pi. 7: figs. 1-4, 6, 7, 9, 10; pi. 9: fig. 6. yohoense Jackson. Pennsylvanian (Pottsville). 40866. Bloomington quadrangle Indiana. Jackson, 1917, p. 411, pi. 5: fig. 6. species. Mississippian (Wedington). 39536-37. Winslow quadrangle, Arkansas. White, 1936b, p. 31, pi. 7: fig. 8; pi. 8: fig. 23. Lepidodendropsis scobiniformis (Meek) Read Mississippian (Pocono). 40659, 40671-74, 40692. Montgomery County, Vir- ginia, and Pottsville, Pennsylvania. Read, 1955, p. 26, pi. 19: figs. 3-5; pi. 20: figs. 1-3.?Read and Mamay, 1964, pi. 2: fig. 2. sigillariodes Jongmans, Gothan and Darrah. Missis- sippian (Pocono). 40669-70. Pine Grove, Pennsyl- vania. Read, 1955, p. 27, pi. 19: figs. 1, 2. vandergrachti Jongmans, Gothan, and Darrah. Missis- sippian (Pocono). 40642-43, 40702. Pottsville and Pine Grove, Pennsylvania. Read, 1955, p. 26, pi. 18: fig. 4; pi. 20: figs. 4,5. Lepidophloios dilatatus Lesquereux. Pennsylvanian. 15941-47. Can- nelton, Pennsylvania, and Henry County, Missouri. Lesquereux, 1884, p. 781, pi. 105 : figs. 1, 2,4. ichthyoderma Lesquereux. Pennsylvanian (Allegheny) 15974. Morris, Illinois. Lesquereux, 1880, p. 426, pi. 68: fig. 10. 20 sigillarioides Lesquereux. Pennsylvanian (Cherokee). 6173. Henry County, Missouri. Lesquereux, 1880, p. 425, pi. 68: fig. 8 van ingeni White. Pennsylvanian (Cherokee). 6047- 53, 6061, 6075, 6092, 15944, 15947. Henry County, Missouri. White, 1899a, p. 205, pi. 56: figs. 1-8; pi. 61: fig. U; pi. 62; pi. 63: figs. 1,5. species. Pennsylvanian (Allegheny). 15945, 15956. Cannelton, Pennsylvania. Lesquereux, 1880, p. 427, pi. 68: figs. 6, 7. Lepidophyllum acuminatum Lesquereux. Pennsylvanian. 15885. Dan- ville, Illinois. Lesquereux, 1880, p. 450, pi. 69: fig. 37. affine Lesquereux (counterpart). Pennsylvanian ("Anthracite" Series). 16240. Yatesville, Pennsyl- vania. Lesquereux, 1880, p. 447, pi. 69: fig. 31. brevifolium Lesquereux. Pennsylvanian ( McAlester). 6492, 6498, 6501-02, 6741. McAlester, Oklahoma. White, 1899b, p. 529, pi. 68 : figs. 15-18. campbellianum Lesquereux. Pennsylvanian (Potts- ville). 16376-80. Pittston Pennsylvania. Lesquereux, 1884, p. 786, pi. 107: figs. 6,7. coriaceum Lesquereux. Pennsylvanian (Allegheny). 15908. Cannelton, Pennsylvania. Lesquereux, 1884, p.787,pl.l07:fig. 10. cultriforme Lesquereux. Pennsylvanian (Allegheny). 16087-88. Cannelton, Pennsylvania. Lesquereux, 1884, p. 785, pi. 107: fig. 13; pi. 108: fig. 2. elegans Lesquereux. Pennsylvanian (Allegheny). 16230-31. Mazon Creek, Illinois. Lesquereux, 1884, p. 787, pi. 107: fig. 11. fallax Lesquereux. Pennsylvanian. 15896-98. Can- nelton, Pennsylvania; Rhode Island. Lesquereux, 1884, p. 786, pi. 107: figs. 4,5. gracile Lesquereux. Pennsylvanian (Pottsville). 16245. Pittston, Pennsylvania. Lesquereux, 1884, p. 786, pi. 107: fig. 8. jenneyi White. Pennsylvanian (Cherokee). 6078, 6083-84, 6176. Henry County, Missouri. White, 1899a, p. 214, pi. 59: figs, la, lb; pi. 63: fig. 6. linearifolium Lesquereux. Pennsylvanian (Allegheny). 16066-68. Cannelton, Pennsylvania. Lesquereux, 1880, p. 452, pi. 69: fig. 39. mansfieldi Lesquereux. Pennsylvanian (Allegheny). 15918. Cannelton, Pennsylvania. Lesquereux, 1880, p. 449, pi. 69: fig. 34. SMITHSONIAN CONTRIBUTIONS TO PALEOBIOLOGY minutum Lesquereux. Pennsylvanian ("Anthracite" Series). 16243. Archbald, Pennsylvania. Lesquereux, 1884, p. 787, pi. 107: fig. 9. missouriense White. Pennsylvanian (Cherokee). 6059, 6062, 6091, 6107, 6235. Henry County, Missouri. White, 1899a, p. 216, pi. 58: fig. 2; pi. 60: fig. 2, 3; pi. 61 : fig. la; pi. 62: fig. a. morrisianum Lesquereux. Pennsylvanian (Allegheny). 15916-17. Mazon Creek, Illinois. Lesquereux, 1880, p. 448, pi. 69, figs. 40-41. sagittatum White. Mississippian ( Wedington). 39543- 44. Winslow quadrangle, Arkansas. White, 1936b, p. 33, pi. 6: fig. 3; pi. 9: fig. 2. stantoni Lesquereux. Pennsylvanian ("Anthracite" Series). 16221-23. Wilkes-Barre, Pennsylvania. Lesquereux, 1884, p. 841. truncatum Lesquereux. Pennsylvanian (Allegheny). 15985, 26051, 41875. Cannelton, Pennsylvania, and Mazon Creek, Illinois. Lesquereux, 1880, p. 458, pi. 69: figs. 9,10. tumidum Lesquereux. Pennsylvanian ("Anthracite" Series). 16218. Wilkes-Barre, Pennsylvania. Lesque- reux, 1884, p. 788, pi. 107 : fig. 12. Lepidostrobus butleri Lesquereux. Pennsylvanian (Pottsville). 16175. Pittston, Pennsylvania. Lesquereux, 1884, p. 840. globosus Dawson. Devonian. 36484. Perry, Maine. Smith and White, 1905, p. 73, pi. 6: fig. 5. hastatus Lesquereux. Pennsylvanian (Pottsville). 16178. Pittston, Pennsylvania. Lesquereux, 1880, p. 438, pi. 69: fig. 27. latus Lesquereux. Pennsylvanian ("Anthracite" Series). 16145-46. Olyphant, Pennsylvania. Lesque- reux, 1884, p. 841. missouriensis White. Pennsylvanian (Cherokee). 8796. Henry County, Missouri. White, 1899a, p. 217, pi. 60: fig. 1. occidentalis White. Mississippian (Wedington). 39545-47. Winslow quadrangle, Arkansas. White, 1936b, p. 33, pi. 5: figs. 1, 3; pi. 8: fig. 20. peniculus White. Mississippian (Jackfork). 39448-49. Pike County, Arkansas. White, 1936c, p. 57, pi. 13: figs. 1-3. praelongus Lesquereux. Pennsylvanian. 41140. Pitts- ton, Pennsylvania. Lesquereux, 1880, p. 433. princeps Lesquereux. Pennsylvanian (Cherokee). 6066, 6071, 6088, 6098. Henry County, Missouri. NUMBER 5 21 White, 1899a, p. 212, pi. 62: fig. h; pi. 63: figs. 1, 2; pi. 64: fig. a. salisburyi Lesquereux. Pennsylvanian. 16130, 42298. Coal Greek, West Virginia, and Mercer County, Illinois. Lesquereux, 1880, p. 443, pi. 69: figs. 1, 2. spectabilis Lesquereux. Pennsylvanian (Allegheny). 16059-60. Cannelton, Pennsylvania. Lesquereux, 1880, p. 435. truncatus Lesquereux. Pennsylvanian (Allegheny). 16131-32. Cannelton, Pennsylvania. Lesquereux, 1884, p. 784, pi. 108: fig. 1. variabilis Lindley and Hutton. Pennsylvanian. 16002- 03. Pittston, Pennsylvania, and Braceville, Illinois. Lesquereux, 1880, p. 434, pi. 69: fig. 26; 1884, p. 783, pi. 107: fig. 2. weberensis Read. Pennsylvanian (Weber). 39155. Evans Peak, Colorado. Read, 1934, p. 82, pi. 16: figs. 2, 4. Triletes of Lepidostrobus missouriensis. Pennsylvanian (Cherokee). 6090. Henry County, Missouri. White, 1899a, p. 217, pi. 62: figs, d-e; pi. 63: fig. 3. species. Early Permian. 40606. Santa Catharina, Brazil. Read, 1941, p. 85, pi. 8 : figs. 4,5. Lepidoxylon anomalum Lesquereux. Pennsylvanian (Cherokee). 6082, 19156. Henry County, Missouri. Lesquereux, 1880, p. 557, pi. 83 : fig. 5; pi. 84: fig. 1. Leptophloem rhombicum Dawson. Devonian. 36481-83. Perry, Maine. Smith and White, 1905, p. 69, pi. 6: figs. 2-4. rhombicum Dawson. Devonian. 41097-98. Perry, Maine. Dawson, 1862, p. 316, pi. 12: fig. 8; pi. 17: fig. 53. Lescuropteris moorii (Lesquereux) Schimper. Pennsylvanian (Elm- dale) . 41762-63. Onaga, Kansas. Read and Mamay, 1964, pi. 11: figs. 1,2. species. Pennsylvanian (Lawrence). 41822. Onaga, Kansas. Cridland et al., 1963, pi. 23: fig. 57. Lesleya microphylla Lesquereux. Pennsylvanian (Severy). 11744. Osage City, Kansas. Lesquereux, 1884, p. 831.?Cridland et al., 1963, pi. 23 : fig. 55. Linopteris gilkersonensis White. Pennsylvanian (Cherokee). 5485, 6100. Henry County, Missouri. White, 1899a, p. 139, pi. 41 : fig. 7, 8; pi. 64: fig. c. Litostrobus iowensis Mamay. Pennsylvanian (Des Moines). 41292. Urbandale, Iowa. Mamay, 1954b, pi. 14: figs. 2-14. Litostroma oklahomense Mamay. Pennsylvanian (Boggy). 40932, 40936-39. 4 miles southwest of McAlester, Okla- homa. Mamay, 1959a, pp. 283-292, figs. 3,4, 26-28. Lobatannularia species. Permian (Belle Plains). 41774. Emily Irish grant, Baylor County, Texas. Read and Mamay, 1964, pi. 18: fig. 4. Lycopodiopsis derbyi Renault. Early Permian. 31922. S?o Paulo, Brazil. White, 1908, p. 437, pi. 5 : fig. 11. Lycopodites arborescens Lesquereux. Pennsylvanian (Pottsville). 15559. Washington County, Arkansas. Lesquereux, 1884, p. 778, pi. 106: fig. 1. lacoei Lesquereux. Pennsylvanian ("Anthracite" Series). 10219, 16401. Olyphant, Pennsylvania. Lesquereux, 1884, p. 780, pi. 107: fig. 1. simplex Lesquereux. Pennsylvanian (Pottsville). 15552. Pittston, Pennsylvania. Lesquereux, 1884, p. 779, pi. 106: fig. 2. stocki Kidston (counterpart). Calciferous sandstone. 15534. Eskdale, Scotland. Kidston, 1884, p. 115, pi. 5: fig. 1. 22 SMITHSONIAN CONTRIBUTIONS TO PALEOBIOLOGY vanuxemi Dawson. Devonian. 41130. Ithaca, New York. Hall, ?863,p. 115, fig. 7. Lycopogenia callicyrta Read. Devonian. 41285. Junction City, Ken- tucky. Read, 1936, p. 227, figs. 1, 2. Macrostachya aperta Lesquereux. Pennsylvanian (Allegheny). 18312. Cannelton, Pennsylvania. Lesquereux, 1884, p. 829, pi. 3: fig. 20. communis Lesquereux. Pennsylvanian (Allegheny). 17740-42, 17751. Cannelton, Pennsylvania. Lesque- reux, 1884, p. 828, pi. 3 : figs. 17, 18. infudibuliformis Schimper. Pennsylvanian (Alle- gheny). 17729, 17730. Cannelton, Pennsylvania. Lesquereux, 1880, p. 60, pi. 3 : fig. 14. lanceolata Lesquereux. Pennsylvanian (Pottsville). 18314. Pittston, Pennsylvania. Lesquereux, 1884, p. 721. minor Lesquereux. Pennsylvanian (Pottsville). 18301. Pittston, Pennsylvania. Lesquereux^ 1884, p. 829, pi. 3: fig. 19. Mariopteris capitata White. Pennsylvanian (McAlester). 6514. McAlester, Oklahoma. White, 1899b, pp. 482-485. cheilanthoides White. Pennsylvanian (Pottsville). 2661. Gadsden, Alabama. White, 1943, p. 89, pi. 19: figs. 5, 6. cordata-ovata (Lesquereux) White. Late Pennsyl- vanian. 41765. Hazleton, Pennsylvania. Read and Mamay, 1964, pi. 12: fig. 4. decipiens (Lesquereux) White. Early Pennsylvanian. 40860, 40864. Bloomington quadrangle, Indiana. Jackson, 1917, p. 415, pi. 4: fig. 7; pi. 5: fig. 4. decipiens (Lesquereux) White. Pennsylvanian. 41019- 21, 41023-24, 41027-28. Belleville, Missouri. White, 1893a, pp. 47-52, pi. 1 : figs. 5-8; pi. 2 : figs. 1-3. eremopteroides White. Pennsylvanian (Pottsville). 4008 la-i. Brookside, Pennsylvania. White, 1943, p. 87, pi. 16: figs. 1, 2; pi. 17: figs. 1-9. eremopteroides White. Pennsylvanian (Pottsville). 40958. Brookside colliery, Pennsylvania. White, 1900, p. 872, pi. 189: fig. 2.?Read and Mamay, 1964, pi. 4: fig. 1. eremopteroides White. Pennsylvanian (Pottsville). 40959. Brookside, Pennsylvania. White, 1900, p. 872, pi. 189: fig. 1. inflata White. Pennsylvanian (Pottsville). 40079a-c. Thurmond, West Virginia. White, 1943, p. 88, pi. 18: fig. 4; pi. 19: figs. 1-4. inflata sewaneensis White. Pennsylvanian (Pottsville). 13661, 40078. Tracy and Rockwood, Tennessee. White, 1943, p. 88, pi. 18: figs. 1-3. lobata White. Pennsylvanian (Pottsville). 13746, 13748. Warrior Creek, Alabama. White, 1943, p. 87, pi. 15: figs. 1,2. muricata Schlotheim. Pennsylvanian (Pottsville). 40843. Bloomington quadrangle, Indiana. Jackson, 1917, p. 415, pi. 2: fig. 2. occidentalis White. Pennsylvanian (McAlester). 6743, 6745-46, 6749, 6751. McAlester, Oklahoma. White, 1899b, p. 482, pi. 67 : figs. 1-4,6. occidentalis White. Pennsylvanian (Boggy). 41220. McAlester quadrangle, Oklahoma. Read and Mamay, 1964, pi. 8: fig. 2. occidentalis villosa White. Pennsylvanian (McAles- ter). 6748, 6750. Krebs, Oklahoma. White, 1899b, p. 482, pi. 67: figs. 8, 9. paddocki White. Pennsylvanian (Pottsville). 40080 a-d, 42077. Pocahontas, West Virginia. White, 1943, p. 86, pi. 14: figs. 1-6. paddockicolliciaris White. Pennsylvanian (Pottsville). 40076a-e. Nuttall, West Virginia. White, 1943, p. 87, pi. 12: figs. 1,2 ; pi. 13: figs. 1-9. phillipsi White. Pennsylvanian (Pottsville). 40084a-d. Pottsville Gap, Pennsylvania. White, 1943, p. 89, pi 20: figs. 1-3; pi. 22: fig. 1. pottsvillea White. Pennsylvanian (Pottsville). 40247. Squire Jim, West Virginia. Butts, 1941, pi. 135: fig. 1. pottsvillea White. Pennsylvanian (Pottsville). 40955- 57, 40963. Lincoln mine, Pennsylvania. White, 1900, p. 874, pi. 190: figs. 3-6. pottsvillea White. Pennsylvanian (Pottsville). 2206, 13656-58, 13711-12, 13717, 13752. Warrior Creek, Alabama, and Cole City, Georgia. White, 1943, p. 86, pi. 8: fig. 1 ; pi. 9: figs. 1-5; pi. 10: figL 1-5. pottsvillea White. Pennsylvanian (Lookout). 13658. Cole City, Georgia. Read and Mamay, 1964, pi. 5: fig. 1. NUMBER 5 23 pottsvillea dil?tala White. Pennsylvanian (Pottsville). 2668a-b, 2669. Gadsden, Alabama. White, 1943, p. 86, pi. 11: figs. 2-6. pottsvillea ovalis White. Pennsylvanian (Pottsville). 40074-75. Squire Jim, Virginia. White, 1943, p. 86, pi. 11: figs. 1,7,8; pi. 12: fig. 3. pygmaea White. Pennsylvanian (Pottsville). 40082a-b, 40086. Pottsville Gap and Tremont, Pennsylvania. White, 1943, p. 89, pi. 21 : figs. 1, 2; pi. 22: fig. 3.? Read and Mamay, 1964, pi. 6: fig. 3; pi. 7: fig. 1. pygmaea White. Pennsylvanian (Pottsville). 40967, 40977-78, 40980. New Lincoln colliery, Pennsyl- vania. White, 1900, p. 876, pi. 192: figs. 2, 4-6. pygmaea White. Pennsylvanian (Massillon coal). 41760. Massillon, Ohio. Read and Mamay, 1964, pi 5: figs. 2,3. sphenopteroides (Lesquereux) Zeiller. Pennsylvanian (Cherokee). 5707-10. Henry County, Missouri. White, 1899a, p. 31, pi. 9: figs. 1, 2; pi. 10: figs. 1, 2. tennesseeana White. Pennsylvanian (Pottsville). 13597, 40083, 40085a-b. Cotton Hill and Crow, West Virginia; Warrior, Alabama. White, 1943, p. 89, pi. 20: fig. 4; pi. 21 : figs. 3, 4; pi. 22: fig. 2. species. Pennsylvanian (Cherokee). 5666, 14438. Henry County, Missouri. White, 1899a, p. 34, pi. 7: fig. 6; pi. 9: fig. 3. Medullosa grandis Andrews and Mamay. Pennsylvanian (Des Moines). 40630. 4 miles south of West Mineral, Kansas. Andrews and Mamay, 1953, pp. 191-196, pis. 22, 23. Megaphyton elongatum Kidston. Late "Coal Measures." 17038. Radstock, Somerset, England. Kidston, 1887, p. 390. goldenbergi Weiss. Pennsylvanian (Cherokee). 17039. Henry County, Missouri. Lesquereux, 1880, p. 349, pi. 61: fig. 4. grand'euryi Lesquereux. Pennsylvanian ("Anthracite" Series). 17044. Olyphant, Pennsylvania. Lesquereux, 1880, p. 350. Mesocalamites crookensis Mamay and Read. Pennsylvanian (Spotted Ridge). 40708-09. Crook County, Oregon. Mamay and Read, 1956, p. 215, pi. 35 : figs. 4,5. hesperius (Arnold) Mamay and Read. Pennsylvanian (Spotted Ridge). 40707. Crook County, Oregon. Mamay and Read, 1956, p. 215, pi. 34: fig. 3. species. Pennsylvanian (Spotted Ridge). 40705-06. Crook County, Oregon. Mamay and Read, 1956, p. 216, pi. 34: figs. 1,2. Microzygia lacunosa Read. Devonian. 41240. Junction City, Ken- tucky. Read, 1936, p. 223 : fig. 9. Moellerina greenei Ulrich. Devonian. 42079. Falls of the Ohio, Louisville, Kentucky. Ulrich, 1886, p. 34, pi. 3: figs. 8, 8a-e. Megalopteris dentata Lesquereux. Pennsylvanian. 11448-50. Rush- ville, Ohio. Lesquereux, 1884, p. 833. fasciculata Lesquereux. Pennsylvanian (Pottsville). 11704. Port Byron, Illinois. Lesquereux, 1880, p. 150, pi. 24: fig. 2. marginata Lesquereux. Pennsylvanian (Pottsville). 11700. Port Byron, Illinois. Lesquereux, 1880, p. 152, pi. 24: fig. 4. serrata Lesquereux. Pennsylvanian (Pottsville). 11463. Rush ville, Ohio. Lesquereux, 1884, p. 834. southwelli Lesquereux. Pennsylvanian (Pottsville). 41171. Port Byron, Illinois. Lesquereux, 1880, p. 148, pi. 24: fig. 1.?Read and Mamay, 1964, pi. 7: fig. 3. Monoletes ovatus Schopf. Pennsylvanian (McLeansboro). 41177-78. Berryville, Illinois. Mamay and Yochel- son, 1962, pi. 33 : figs. 1,2. Monoscalitheca fasciculata Abbott. Pennsylvanian (Allegheny). 40300-01. Kimberly, Ohio. Abbott, 1961, pp. 981- 982, pi. 115: figs. 1,2. Neuropteridium? species. Permian (Hermit). 38045. Grand Canyon, Arizona. White, 1929, p. 91, pi. 16: fig. 1. 378-770 O - 70 - 4 24 SMITHSONIAN CONTRIBUTIONS TO PALEOBIOLOGY Neuropteris agassizi Lesquereux (counterpart). Pennsylvanian. 10050. Rhode Island. Lesquereux, 1880, p. 117, pi. 17: fig. 1. ?spera Lesquereux. Pennsylvanian. 10565, 10704, 10706-07. Cannelton and Pittston, Pennsylvania. Lesquereux, 1884, p. 736, pi. 96: figs. 4-7. auriculata Brongniart. Pennsylvanian (Allegheny). 11352. Cannelton, Pennsylvania. Lesquereux, 1880, p. 85, pi. 6: fig. 11. biformis Lesquereux. Pennsylvanian (Vandever). 41988. Durham, Georgia. Allen and Lester, 1954, pi. 35: fig. 4. bliss i Lesquereux. Pennsylvanian (Allegheny). 10065. Mazon Creek, Illinois. Lesquereux, 1884, p. 737, pi. 95: fig. 1. capitata Lesquereux. Pennsylvanian (Allegheny). 11355. Cannelton; Pennsylvania. Lesquereux, 1880, p. 103, pi. 23: fig. 2. capitata Lesquereux. Pennsylvanian (Allegheny). 11344. Cannelton, Pennsylvania. Lesquereux, 1880, p. 103, pi. 23: fig. 3. car cet aria White. Pennsylvanian (Cherokee). 10785. Lansing, Kansas. White, 1903, p. 99.?Cridland et al, 1963, pi. 20: fig. 33. career aria White. Pennsylvanian (Allegheny). 10791, 14831. Mazon Creek, Illinois, and Cannelton, Penn- sylvania. White. 1903, p. 99. carri Lesquereux. Pennsylvanian. 11385-87. Kingston, Pennsylvania. Lesquereux, 1884, p. 731, pi. 94: figs. 5-7. caudata White. Pennsylvanian. 41030-38. Belleville, Missouri. White, 1893a, pp. 87-91, pi. 4: figs. 1-9. crenulata Brongniart. Pennsylvanian. 10037. Tremont, Pennsylvania. Lesquereux, 1880, p. 116, pi. 16: fig. 11. decipiens Lesquereux. Pennsylvanian (Allegheny). 10621-24. Mazon Creek, Illinois. Lesquereux, 1884, p. 733, pi. 94: figs. 1,2. dilatata (Lindley and Hutton) Lesquereux. Pennsyl- vanian (Cherokee). 5658, 5672, 6038. Henry County, Missouri. White, 1899a, p. 137, pi. 41: fig. 1 ; pi. 42: fig. l;pl. 43: fig. l;pl. 44: fig. 2. dluhoschi Stur. Pennsylvanian (Weber). 39161. Evans Peak, Colorado. Read, 1934, p. 83, pi. 17: fig. 5. elrodi Lesquereux. Pennsylvanian. 11839. Alabama. Lesquereux, 1880, p. 107, pi. 13 : fig. 4. elrodi Lesquereux. Pennsylvanian (Pottsville). 11840- 41. Tracy, Tennessee, and Dade County, Georgia. Lesquereux, 1884, p. 735, pi. 96: figs. 1, 2. elrodi Lesquereux. Mississippian (Stanley). 39406-07 De Queen quadrangle, Arkansas. White, 1936c, p 61,pl. 10 : figs. 18,19; pi. 11: fig. 8. elrodi Lesquereux. Pennsylvanian (Pottsville). 41232 41872-73. Gadsden, Alabama. Lesquereux, 1888, p 86, pi. 29: figs. 1-3. elrodi Lesquereux. Pennsylvanian (Pottsville). 40862 Bloomington quadrangle, Indiana. Jackson, 1917, p 417, pi. 5: fig. 2. flexuosa Sternberg. Pennsylvanian. 41050-52. Belle- ville, Missouri. White, 1893a, pp. 91-93, pi. 5: figs. 1-4. flexuosa Sternberg. Pennsylvanian (Allegheny). 40311. Mazon Creek, Illinois. Read and Mamay, 1964, pi. 9: fig. 3. griffithi Lesquereux. Pennsylvanian ("Anthracite" Series). 10807-12. Port Griffith, Pennsylvania. Les- quereux, 1884, p. 737, pi. 95: figs. 3-8. griffithi occidentalis White. Pennsylvanian (McAles- ter). 6508-09. McAlester, Oklahoma. White, 1899b, p. 505. harrisi White. Pennsylvanian. 12667-69. Russellville, Arkansas. White, 1899b, pp. 506-507, pi. 68: figs. 6-9. hastata White. Pennsylvanian (Cherokee). 12072-74, 12076. Lansing and Lawrence, Kansas. White, 1903, p. 97. hastata White. Pennsylvanian (Lawrence). 12071. Lansing, Kansas. Cridland et al., 1963, pi. 19: figs. 25, 26. heterophylla Brongniart. Pennsylvanian (Weber). 39160. Evans Peak, Colorado. Read, 1934, p. 84, pi. 16: fig. 7. jenneyi White. Pennsylvanian. 41022, 41025-26, 41029, 41039-49, 41061. Belleville, Missouri. White, 1893a, pp. 82-84, pi. 1 : figs. 7a-b; pi. 2: figs. 7-12; pi 3: figs. 1-3, 5-10. lindahli White. Pennsylvanian. 8636, 11621-24. Kansas City, Kansas. White, 1903, p. 96. lindahli White. Pennsylvanian (Dennis). 8636. Kansas City, Kansas. Cridland et al., 1963, pi. 19: fig. 24. lindahli White. Pennsylvanian (Swope). 11622. Kansas City, Missouri. Read and Mamay, 1964, pi. 12: fig. 5. lunata White. Pennsylvanian (Pottsville). 40961, 40964, 40971, 40975, 40986. Lincoln colliery near NUMBER 5 25 Tremont, Pennsylvania. White, 1900, p. 895, pi. 193: figs. 3-7. mis sour iensis Lesquereux. Pennsylvanian (Cherokee). 30861. Henry County, Missouri. Lesquereux, 1880, p. 104, pi. 7: fig. 6. missouriensis Lesquereux. Pennsylvanian (Cherokee). 5472, 5630-32. Henry County, Missouri. White, 1899a, p. 130, pi. 41 : figs. 4, 5 ; pi. 42 : fig. 4; pi. 45 : fig. 3. oblongifolia Lesquereux. Pennsylvanian (Allegheny). 10070-71. Cannelton, Pennsylvania. Lesquereux, 1884, p. 732, pi. 94: fig. 3; pi. 95: fig. 2. ovata Hof mann. Pennsylvanian (Cabaniss). 10744. Lansing, Kansas. Cridland et al., 1963, pi. 22: fig. 53. ovata Hof mann. Pennsylvanian (Cherokee). 8901. Henry County, Missouri. Read and Mamay, 1964, p].9:fig. 2. pocahontas White. Pennsylvanian (Pottsville). 40246. Sewell, West Virginia. Butts, 1941, pi. 135 : figs. 6, 8. pocahontas White. Pennsylvanian (Pottsville). 40745, 40751. West Virginia. White, 1900, p. 888, pi. 189: fig. 4; pi. 191: fig. 5. pocahontas White. Pennsylvanian (Vandever). 41983. Durham, Georgia. Allen and Lester, 1954, pi. 34: figs. 5, 6. pocahontas White. Pennsylvanian (Pocahontas coal group). 41213. Angle mine, West Virginia. Read and Mamay, 1964, pi. 4: fig. 2. pocahontas inaequalis White. Pennsylvanian (Potts- ville). 40744, 40747-50, 40968, 40985. Pottsville Gap, Rausch Gap, Kalmia colliery, and Tremont, Pennsylvania. White, 1900, p. 890, pi. 188: fig. 5; pi. 190: figs. 7{?), 8; pi. 191: figs. 1-4. pocahontas pentias White. Pennsylvaman (Pottsville). 40741-43, 40746. Brookside, Tremont, and Kalmia colliery, Pennsylvania. White, 1900, p. 892, pi. 188: figs. 2-4; pi. 189: fig. 5. rarinervis Bunbury. Pennsylvanian. 41054. Belleville, Missouri. White, 1893a, pp. 85-87, pi. 5: fig. 7. rarinervis Bunbury. Pennsylvanian (Cherokee). 10873. Lansing, Kansas. Read and Mamay, 1964, pi. 8: fig. 3. rogersi Lesquereux. Pennsylvanian (Tecumseh). 7737, 8142. 20 miles southeast of Lawrence, Kansas; Twin Mounds, Kansas. Cridland et al., 1963, pi. 23: figs. 58, 59. scheuchzeri Hof mann. Pennsylvanian (Cherokee). 5633, 6101. Henry County, Missouri. White, 1899a, p. 132, pi. 42: fig. 3; pi. 64: fig. d. scheuchzeri Hofmann. Pennsylvanian (Cabaniss). 11667, 11669. Lansing, Kansas. Cridland etal. 1963, pi. 23: figs. 54,56. smithi Lesquereux. Pennsylvanian (Pottsville). 11156. Dade County, Georgia. Lesquereux, 1884, p. 734, pi. 96: fig. 3. smithi Lesquereux. Pennsylvanian (Pottsville). 41233. Gadsden, Alabama. Lesquereux, 1888, p. 86, pi. 29 : fig. 4. tennesseeana Lesquereux. Pennsylvanian. 11790. Tracy, Tennessee. Read and Mamay, 1964, pi. 6: fig- 2. tenui folia (Schlotheim) Sternberg. Pennsylvanian (Pottsville). 41219. Sandy Ridge, Center County, Pennsylvania. Read and Mamay, 1964, pi. 7: fig. 4. trichomanoides (Brongniart) Lesquereux. Pennsyl- vanian (Allegheny). 10073. Cannelton, Pennsyl- vania. Lesquereux, 1880, p. 79, pi. 4: fig. 4. cf. trichomanoides (Brongniart) Lesquereux. Pennsyl- vanian. 41053. Belleville, Missouri. White, 1893a, p. 95, pi. 4: fig. 10. species. Mississippian (Wedington). 39484-85. Wins- low quadrangle, Arkansas. White, 1936b, p. 20, pi. 4: figs. 26-28. species. Pennsylvanian (Pottsville). 40850, 40854, 40861, 40863, 40894, 40903. Bloomington quad- rangle and Clay City quadrangle, Indiana. Jackson, 1917, p. 418, pi. 3: fig. 4; pi. 4: fig. 1; pi. 5: figs. 1, 3;pi. 9: fig. 4; pi. 10: fig. 1. species. Pennsylvanian. 41055. Belleville, Missouri. White, 1893a, p. 98, pi. 5 : fig. 6. Noeggerathia spatulata Dana. Permian. 41295. New South Wales, Australia. Dana, 1849, p. 715, pi. 12: fig. 9. Noeggerathiopsis hislopi (Bunbury) Feistmantel. Early Permian. 31994- 96, 32009. Santa Catharina, Brazil. White, 1908, p. 549, pi. 9: figs. 4-7. Odontopteris abbreviata Lesquereux. Pennsylvanian. 14827. Old Forge, Pennsylvania. Lesquereux, 1880, p. 138, pi. 21: fig. 7. 26 aequalis Lesquereux. Pennsylvanian (Allegheny). 10323-24. Mazon Greek, Illinois. Lesquereux, 1880, p. 135, pi. 21 : fig. 8; 1884, p. 743, pi. 97: fig. 6. affinis Lesquereux. Pennsylvanian (Allegheny). 10290-91. Mazon Creek, Illinois. Lesquereux, 1884, p. 742, pi. 97: fig. 4. bradleyi Lesquereux. Pennsylvanian (Cherokee). 5623. Henry County, Missouri. White, 1899a, p. 125, pi. 42: fig. 2. cornuta Lesquereux. Pennsylvanian (Allegheny). 10345-46, 10348. Cannelton, Pennsylvania. Lesque- reux, 1880, p. 128, pi. 22 : figs. 7-9. de formata Lesquereux. Pennsylvanian. 11287. Rhode Island. Lesquereux, 1884, p. 743, pi. 97: fig. 5. cf. O. fischeri, Brongniart. Permian (Belle Plains). 41770, 41846. Castle Hollow near Fulda, Texas. Read and Mamay, 1964, pi. 17: figs. 3, 4. monstruosa Lesquereux. Pennsylvanian (Allegheny). 10358, 14831. Cannelton, Pennsylvania. Lesquereux, 1884, p. 741, pi. 97: figs. 2-3. neuropteroides Roemer. Pennsylvanian. 11279. Rhode Island. Lesquereux, 1884, p. 740, pi. 97: fig. 8. newberryi Lesquereux. Pennsylvanian (Pottsville). 40841-42. Bloomington quadrangle, Indiana. Jack- son, 1917, p. 419, pi. 1 : fig. 8; pi. 2: fig. la. osmundaeformis (Schlotheim) Zeiller. Pennsylvanian (Scranton). 10313. Osage City, Kansas. Cridland et al., 1963, pi. 22: fig. 52. pachyderma Fontaine and White. Pennsylvanian, 42304. Cassville, West Virginia. Read and Mamay, 1964, pi. 12: fig. 3. papilionacea White. Pennsylvanian (Cherokee). 12086. Lansing, Kansas. White, 1903, p. 95.?Crid- land et al., 1963, pi. 22 : fig. 51. patens Lesquereux. Pennsylvanian. 11274-76. Rhode Island. Lesquereux, 1884, p. 740, pi. 97: fig. 7. reichiana Gutbier. Pennsylvanian (Chanute). 11265. Thayer, Kansas. Cridland etal., 1963, pi. 22: fig. 48. reichiana Gutbier. Late Pennsylvanian. 11267. Hazel- ton, Pennsylvania. Read and Mamay, 1964, pi. 12: fig. 2. sphenopteroides Lesquereux. Pennsylvanian (Chero- kee). 13531-32. Clinton, Missouri, and Mazon Creek, Illinois. Lesquereux, 1880, p. 139, pi. 21: fig. 3, 4. subcuneata Lesquereux. Pennsylvanian (Carbondale). 35317. Spring Creek, Vermillion County, Indiana. Lesquereux, 1884, p. 872, pi. 22 : fig. 4. SMITHSONIAN CONTRIBUTIONS TO PALEOBIOLOGY Oligocarpia missouriensis White. Pennsylvanian (Cherokee). 5694-96, 14467-68. Henry County, Missouri. White, 1899a, p. 66, pi. 20: fig. 1 ; pi. 21 : figs. 1-4. Omphalophloios cyclostigma (Lesquereux) White. Pennsylvanian (Cherokee). 6024-26, 6028-30, 8797, 15502. Henry County, Missouri. White, 1898, pi. 20; pi. 21: figs. 1,3-5; pi. 22: figs. 1, 3; 1899a, p. 218, pi. 65; pi. 66: figs. 1-3, 5; pi. 67: figs. 1, 2; pi. 68: figs. 1, 2. Otidophyton hymenophylloides White. Devonian. 36450. Perry, Maine. Smith and White, 1905, p. 47, pi. 2: fig. 3. Ottokaria ovalis White. Early Permian. 31980-81. Rio Grande do Sul, Brazil. White, 1908, p. 532, pi. 7: fig. 7. Ovopteris communis (Lesquereux) Pontoni?. Pennsylvanian (Morrow). 41218. Washington County, Arkansas. Read and Mamay, 1964, pi. 6: fig. 1. Padgettia readi Mamay. Permian (Moran). 41165a-b, 42179- 180. 2 miles northwest of Padgett, Texas, Mamay, 1960, pp. 53-57: figs. 1-4. Pagiophyllum dubium White non Fontaine. Permian (Hermit). 38062. Grand Canyon, Arizona. White, 1929, p. Ill, pi. 47: figs. 1, 3, 4?, 5. Palaeophycus duplex (Hall) Whitfield. Late Cambrian?. 41129. Pictured Rocks, Lake Superior. Chamberlin, 1883, p. 126. fluctans Ruedemann. Ordovician. 41174. Below Salmon River falls, New York. Ruedemann, 1925, p. 10, fig. 1. NUMBER 5 27 gracilis Lesquereux. Carboniferous. 25023. Vigo County, Indiana. Lesquereux, 1875, p. 137, pi. 1: fig. 5; 1880, p. ll,pl.B:fig. 10. milleri Lesquereux. Carboniferous. 25020-22. Vigo County, Indiana. Lesquereux, 1875, p. 136, pi. 1: figs. 1-3; 1880, p. 10, pi. A: fig. 8. occidentals Whitfield. Cambrian (Potsdam). 42171. Black Hills, South Dakota. Whitfield, 1880, p. 332, pi. 1 : fig. 3. simplex Hall. Ordovician. 41100-01. Middleville, New York. Hall, 1847, p. 63, pi. 22: fig. la-b. striatus Hall. Late Silurian. 41103-05, 41108, 41111. Clinton, New York. Hall, 1852, p. 22, pi. 10: figs. 1,2. tortuosus Hall. Silurian. 41102, 41106-07. Medina, New York. Hall, 1852, p. 6; pi. 3: figs. 2-2b. species. Ordovician. 41099. Middleville, New York. Hall, 1847, pi. 21: fig. 3. species. Late Silurian. 41109-10. New Hartford, New York. Hall, 1852, p. 22, pi. 8: fig. 3; pi. 10: fig. 3. Palaeostachya andrewsi Baxter. Pennsylvanian (Des Moines). 41293. What Cheer, Iowa. Baxter, 1955, unfigured section of the holotype. species. Devonian. 36466. Perry, Maine. Smith and White, 1905, p. 64, pi. 4: fig. 4. Palaeotaxites praecursor White. Permian (Hermit). 38058. Grand Canyon, Arizona. White, 1929, p. 107, pi. 45: fig. 4; pi. 48: fig. 3; pi. 49: figs. 1, 3; pi. 50: figs. 1, 2, 6. Palmatopteris subgeniculata (Stur) Renier. Mississippian (Stanley). 39401-03. De Queen quadrangle, Arkansas. White, 1936c, p. 62, pi. 11 : figs. 13, 20, 29, 30. Parasporites cf. P. maccabei Schopf. Pennsylvanian (McLeans- boro). 41199-41200. Berryville, Illinois. Mamay and Yochelson, 1962, pi. 33 : figs. 23, 24. Pecopteris abbreviata? Brongniart. Pennsylvanian (Allegheny). 14237, 14240, 14245. Mazon Creek, Illinois. Lesque- reux, 1880, p. 248, pi. 46: figs. 4-6. cf. abbreviata Brongniart. Pennsylvanian (Pottsville). 40900. Clay City quadrangle, Indiana. Jackson, 1917, p. 417, pi. 9: fig. 13. arborescens (Schlotheim) Brongniart. Pennsylvanian (middle Allegheny). 12637. Olyphant, Pennsyl- vania. Read and Mamay, 1964, pi. 9: fig. 1. cf. arborescens Brongniart. Pennsylvanian (Cherokee). 14873. Henry County, Missouri. White, 1899a, p. 78, pi. 44: fig. 3. cf. P. arborescens Brongniart. Pennsylvanian (Chero- kee). 5595-56, 5686. Henry County, Missouri. White, 1899a, p. 78, pi. 33: fig. 7; pi. 36: fig. 3; pi. 47 : fig. 6. cambuhyensis Read. Permian (Tubarao Series). 40607. Parana, Brazil. Read, 1941, p. 75, pi. 3: figs. 8, 9. clintoni Lesquereux. Pennsylvanian (Cherokee). 13172-74, 30857. Henry County, Missouri. Lesque- reux, 1880, p. 251, pi. 42: figs. 1, 3, 5. clintoni Lesquereux. Pennsylvanian (Cherokee). 5605-06. Henry County, Missouri. White, 1899a, p. 94, pi. 34: fig. 1 ; pi. 35 : fig. 4. dent ata Brongniart. Pennsylvania (Cherokee). 5621, 5641-43, 5655, 5739. Henry County, Missouri. White, 1899a, p. 75, pi. 24: figs. 1, 2; pi. 25: fig. 1; pi. 26: figs. 2-4; pi. 27. er osa Gutbier. Pennsylvanian (Cherokee). 30856. Henry County, Missouri. Lesquereux, 1880, p. 255, pi. 44: fig. 1. fontainei Lesquereux. Pennsylvanian (Allegheny). 14248-49. Mazon Creek, Illinois. Lesley, 1889, p. 606. georgiana Lesquereux. Pennsylvanian (Pottsville). 12420-22. Dade County, Georgia. Lesquereux, 1884, p. 759, pi. 98: fig. 6. halli (Lesquereux) Lesquereux. Pennsylvanian (Alle- gheny) . 42328. Mazon Creek, Illinois. Lesquereux, 1880, p. 258. hemitelioides Brongniart. Pennsylvanian (Cherokee). 5594. Henry County, Missouri. White, 1899a, p. 79, pi. 35: fig. 5. jenneyi White. Pennsylvanian (Cherokee). 5598-99. Henry County, Missouri. White, 1899a, p. 80, pi. 36: figs. 1, 2. 28 SMITHSONIAN CONTRIBUTIONS TO PALEOBIOLOGY lanceolata Lesquereux (counterpart). Pennsylvanian (Allegheny). 12542. Mazon Greek, Illinois. Lesque- reux, 1880, p. 227, pi. 39: fig. 9. lesquereuxi White. Pennsylvanian. 41012. Belleville, Missouri. White, 1893a, pp. 65-67, pi. 2: fig. 4. lyratifolia (Goeppert) Lesquereux. Pennsylvanian (Allegheny). 13382. Mazon Creek, Illinois. Lesque- reux, 1880, p. 259, pi. 48 : fig. 4. miltoni Brongniart. Pennsylvanian (Allegheny) 12847. Shamokin, Pennsylvania. Read and Mamay 1964, pi. 10: fig. 1. obsoleta Lesquereux. Pennsylvanian (Allegheny) 13377-79. Cannelton, Pennsylvania. Lesquereux 1884, p. 758, pi. Ill: fig. 29. oregonensis Arnold. Pennsylvanian (Spotted Ridge 40719-25. Crook County, Oregon. Mamay and Read, 1956, p. 219, pi. 36: figs. 1-7. ornata Lesquereux. Pennsylvanian (Allegheny). 13385-88. Mazon Creek, Illinois. Lesquereux, 1884, p. 760,pi. Ill: figs. 30, 30a. paranaensis Read. Permian (Tubarao Series). 40608- 09, 40620-22. Parana, Brazil. Read, 1941, p. 75, pi. 2: figs. 1-5; pi. 3: figs. 2, 3. pedrasica Read. Permian (Tubarao Series). 40610?12. Parana, Brazil. Read, 1941, p. 73, pi. 2: figs. 6-9. pennaeformis Brongniart. Pennsylvanian (Cherokee). 12772. Henry County, Missouri. Lesquereux, 1880, p. 239, pi. 45: fig. 1. plumosa Artis. Pennsylvanian (Pottsville). 40856, 40858-59. Bloomington quadrangle, Indiana. Jack- son, 1917, p. 416, pi. 4 : figs. 3,5,6. pseudovestita White. Pennsylvanian (Cherokee). 5644-45, 5648, 5725, 5809, 13097, 13174, 13179, 41056. Henry County, Missouri. White, 1899a, p. 85, pi. 28: figs. l-2a; pi. 29; pi. 30: fig. 1; pi. 31: figs. 1-3; pi. 32: figs. 1,2. quadratifolia Lesquereux. Pennsylvanian (Allegheny). 12702. Cannelton, Pennsylvania. Lesquereux, 1884, p. 756, pi. 100: fig. 1. resupinata Lesquereux. Pennsylvanian (Allegheny). 14870-71. Mazon Creek, Illinois. Lesley, 1889, p. 608. richardsoni White. Pennsylvanian (McAlester). 6423, 6426-27. McAlester, Oklahoma. White, 1899b, p. 492, pi. 68: figs. 2-4. robusta Lesquereux. Pennsylvanian. 12523-25. Port Griffith, Pennsylvania. Lesquereux, 1880, p. 229, pL 39: figs. 7,8. serpillifolia Lesquereux. Pennsylvanian (Allegheny). 13929-31. Mazon Creek, Illinois. Lesquereux, 1880, p. 237, pi. 46: figs. 1-3. serrulata Hartt. Pennsylvanian. 13864, 13867-68. Washington County, Arkansas, and Tracy, Ten- nessee. Lesquereux, 1884, p. 757, pi. 101: figs. 4, 6,8- squamosa Lesquereux. Pennsylvanian (Cabaniss). 12700. Lansing, Kansas. Cridland et al., 1963, pi. 22 : fig. 49. vestita Lesquereux. Pennsylvanian (Cherokee). 13127, 13160. Henry County, Missouri. Lesquereux, 1880, p. 252, pi. 43: figs. 1, 3. vestita Lesquereux. Pennsylvanian (Cherokee). 5646- 47, 5683-84, 5808, 6087. Henry County, Missouri. White, 1899a, p. 91, pi. 26: fig. 1; pi. 33: figs. 2-5; pi. 59: fig. e. vestita Lesquereux. Pennsylvanian (Cherokee). 5745. Henry County, Missouri. Read and Mamay, 1964, pi. 8: fig. 1. vestita minor White. Pennsylvanian (McAlester). 6698, 6702. Krebs, Oklahoma. White, 1899b, p. 495. species. Pennsylvanian. 40877, 40892, 40895, 40904. Clay City quadrangle, Indiana. Jackson, 1917, p. 417, pi. 6: fig. 13; pi. 9: figs. 1, 5; pi. 10: fig. 2. species. Pennsylvanian. 41981. Durham, Georgia. Allen and Lester, 1954, pi. 35: fig. 2. Phyllotheca australis Brongniart. Permian (Tubarao Series). 40615. Parana, Brazil. Read, 1941, p. 89, pi. 6: fig. 4. griesbachi Zeiller. Early Permian. 31915-16. Santa Catharina, Brazil. White, 1908, p. 423, pi. 5: figs. 9, 10. muelleriana White. Early Permian. 31917. Santa Catharina, Brazil. White, 1908, p. 427, pi. 5: fig. 8. paulinensis Mamay and Read. Pennsylvanian (Spotted Ridge). 40710?18. Crook County, Oregon. Mamay and Read, 1956, p. 216, pi. 34: figs. 6-8; pi. 35: figs. 1-6. species. Permian (Tubarao Series). 40613-14. Parana, Brazil. Read, 1941, p. 91, pi. 3: figs. 5, 6. species. Early Permian. 31918-20. Santa Catharina, Brazil. White, 1908, p. 429, pi. 5: figs. 3-5. NUMBER 5 Physophycus bilobatus Lesquereux. Late Devonian. 7154. Near Cleveland, Ohio. Lesquereux, 1890, pp. 9-11, pi. 1: figs. 4-8. 29 Prosseria grandis Read. Devonian (late Genesee). 40631. Near Pen Yan, Yates County, New York. Read, 1953, pp. 13-16: figs. 1,2. Phytopsis cellulosa Hall. Middle Ordovician. 41121. Water- town, New York. Hall, 1847, p. 39, pi. 9: fig. id. tuberosum Hall. Early Silurian. 41084. Near Amster- dam, New York. Hall, 1847, p. 38, pi. 8: fig. 1. Pietzschia polyupsilon Read and Campbell. Devonian. 41267. Holy Cross, Kentucky. Read and Campbell, 1939, p. 444, pi. 2: fig. 2. Plicorachis danvillensis Read and Campbell. Devonian. 41254. Junction City, Kentucky. Read and Campbell, 1939, p. 447, pi. 3: fig. 3. Plinthiotheca angularis (Lesquereux) White. Pennsylvanian ("Anthracite" Series). 25255-56. Port Griffith, Pennsylvania. White, 1903, p. 101. Plumalina plumaria Hall. Devonian. 41130. Ithaca, New York. Hall, 1843, p. 273, illus. 125. Polysporia mirabilis Newberry. Pennsylvanian (Allegheny). 15985a, 16132a-b, 26051a-b, 40925-26. Mazon Creek, Illinois; Cannelton, Pennsylvania; Talmadge, Ohio. Chaloner, 1958, pp. 199-209, pi. 31: figs. 1,2,4,5; pi. 32: figs. 1,3,8. Polyxylon elegans Read and Campbell. Devonian. 41241. New Albany, Indiana. Read and Campbell, 1939, p. 442, pi. 2: figs. 1,5. Protocalamites dorfi Read and Campbell. Devonian. 41277. New Albany, Indiana. Read and Campbell, 1939, p. 444, pi. 4: figs. 3,4. Protolepidodendron microphyllum Read and Campbell. Devonian. 41276. New Albany, Indiana. Read and Campbell, 1939, p. 443, pi. 3: figs. 1,2. Prototaxites ortoni Read and Campbell. Devonian. 41275. Roaring Fork Valley, Kentucky. Read and Campbell, 1939, p. 442, pi. 5: fig. 4. Pseudobornia ursina Nathorst. Devonian. 41850-53. Alaska. Mamay, 1962, pp. 19-22, pi. 1 : figs. 2-7. Pseudopecopteris anceps Lesquereux. Pennsylvanian (Allegheny). 13401. Cannelton, Pennsylvania. Lesquereux, 1880, p. 207, pi. 38: fig. 3. decipiens Lesquereux. Pennsylvanian (Pottsville). 15008, 41166. Helena, Alabama. Lesquereux, 1880, p. 214, pi. 52: figs. 9, 10. dimorpha Lesquereux. Pennsylvanian ("Anthracite" Series). 13565-66. Plymouth, Pennsylvania. Lesque- reux, 1884, p. 750, pi. 98: fig. 4. cf. dimorpha Lesquereux. Pennsylvanian (Pottsville). 40845. Bloomington quadrangle, Indiana. Jackson, 1917, p. 416, pi. 2: fig. 5. hispida Lesquereux. Pennsylvanian (Allegheny). 13737. Cannelton, Pennsylvania. Lesquereux, 1884, p. 755, pi. 98: fig. 3. irregularis (Sternberg) Lesquereux. Pennsylvanian (Cherokee). 13639. Henry County, Missouri. Les- quereux, 1880, p. 211, pi. 52: figs. 1, 2; 1884, p. 754, pi. 98: fig. 2. 30 macilenta (Lindley and Hutton) Lesquereux. Penn- sylvanian (Allegheny). 14807. Cannelton, Pennsyl- vania. Lesquereux, 1880, p. 754, pl. 98: fig. 2. macilenta (Lindley and Hutton) Lesquereux. Penn- sylvanian (McAlester). 6433-34. McAlester, Okla- homa. White, 1899b, p. 472, pl. 67: figs. 10, 11. cf. macilenta Lindley and Hutton. Pennsylvanian (Pottsville). 40842, 40844. Bloomington quadrangle, Indiana. Jackson, 1917, p. 416, pl. 2: figs, lb, 4. mazoniana Lesquereux. Pennsylvanian (Allegheny). 13902. Mazon Greek, Illinois Lesquereux, 1880, p. 190, pl. 32: fig. 1. nummularia Gutbier. Pennsylvanian (Cherokee). 14886, 14891. Henry County, Missouri. Lesquereux, 1884, p. 752, pl. 103: figs. 1,2. obtusiloba (Brongniart) Lesquereux. Pennsylvanian (Cherokee). 5627, 5635, 5717-18. Henry County, Missouri. White, 1899a, p. 24, pl. 7: figs. 1-3; pl. 8: fig. 1. obtusiloba (Brongniart) Lesquereux. Pennsylvanian (Pottsville). 40896. Clay City quadrangle, Indiana. Jackson, 1917, p. 416, pl. 9: fig. 7. pluckneti (Schlotheim) Lesquereux. Pennsylvanian (Allegheny). 13547. Cannelton, Pennsylvania. Les- quereux, 1880, p. 199, pl. 35: fig. 7. sillimanni (Brongniart) Lesquereux. Pennsylvanian (Allegheny). 13508. Cannelton, Pennsylvania. Les- quereux, 1880, p. 206, pl. 37 : fig. 3. speciosa Lesquereux. Pennsylvanian (Pottsville). 41170. Helena, Alabama. Lesquereux, 1880, p. 216, pl. 51: fig. 1. species. Pennsylvanian (Cherokee). 5618, 5667. Henry County, Missouri. White, 1899a, p. 29, pl. 7: figs. 4,5. Psilophyton alcicorne White. Devonian. 36474-75. Perry, Maine. Smith and White, 1905, p. 64, pl. 5: figs. 1, 2. grandis Penhallow. Devonian (Hamilton). 5402-03, 5408. West Hurley, New York. Penhallow, 1893, p. Ill, pl. 12: fig. 12a; pl. 13: fig. \2b; pl. 14: fig. 12c. cf. P. princeps Dawson. Devonian. 36475-80, 36485- 86. Perry, Maine. Smith and White, 1905, p. 58, pi. 5: figs. 3-7; pi. 6: figs. 7, 8. SMITHSONIAN CONTRIBUTIONS TO PALEOBIOLOGY Psygmophyllum? species. Permian (Hermit). 38050. Grand Canyon, Arizona. White, 1929, p. 95, pl. 44: fig. 7. Ptilophyton lineare (Lesquereux) Dawson. Mississippian. 19281- 82. Rushville, Ohio. Dawson, 1882, p. 123, fig. V (2). Rachiopteris squamosa Lesquereux. Pennsylvanian (Allegheny). 19608-10. Cannelton, Pennsylvania. Lesquereux, 1884, p. 838. Reimanniopsis indianensis (Read and Campbell) Hoskins and Cross. Early Mississippian. 41239. New Albany, Indiana. Hoskins and Cross, 1951, p. 609: fig. 2. Reinschia australis brasiliensis White. Early Permian. 31909. Bahia, Brazil. White, 1908, p. 407, pl. 11: figs. 11, 12. Rhabdocarpos abnormalis Lesquereux. Pennsylvanian (Allegheny). 26370. Cannelton, Pennsylvania. Lesquereux, 1884, p. 818, pl. 110: figs. 48,49. amygdalaeformis Goeppert and Berger. Pennsylvanian (Pottsville). 26630. Pittston, Pennsylvania. Lesque- reux, 1880, p. 581, pl. 85: fig. 27. apiculatus Lesquereux. Pennsylvanian ("Anthracite" Series). 26756. Wilkes-Barre, Pennsylvania. Lesque- reux, 1884, p. 819, pl. 110: fig. 50. arcuatus Lesquereux. Pennsylvanian (Allegheny). 26368. Cannelton, Pennsylvania. Lesquereux, 1880, p. 583. clavatus (Sternberg) Geinitz. Pennsylvanian. 26268, 41069. Mazon Creek, Illinois, and Helena, Alabama. Lesquereux, 1870, p. 461, pl. 31: fig. 11; 1880, p. 581,pl.85: figs. 14,20. coronatus White. Pennsylvanian (LeRoy). 26568. Ottawa, Kansas. White, 1903, p. 109. NUMBER 5 31 costatulus White. Mississippian (Jackfork). 39416-17. Tuskahoma quadrangle, Oklahoma. White, 1936c, p. 65, pi. 12: figs. 9,10. inflatus Lesquereux. Pennsylvanian (Allegheny). 26116-17. Cannelton, Pennsylvania. Lesquereux, 1884, p. 815, pi. 110: fig. 36. insignis Lesquereux. Pennsylvanian. 41068. Pittston, Pennsylvania. Lesquereux, 1880, p. 575, pi. 85: fig. 26. jacksonianium Lesquereux. Pennsylvanian. 26177-78. Dolomite, Alabama. Lesley, 1889, p. 867. late-costatus Lesquereux. Pennsylvanian (Pottsville). 25830-32. Pittston, Pennsylvania. Lesquereux, 1884, p. 815, pi. 110: figs. 34,35. mamillatus Lesquereux. Pennsylvanian. 26762-65. Stark County, Illinois. Lesquereux, 1884, p. 815, pi. 110: figs. 39-42. mansfieldi Lesquereux. Pennsylvanian (Allegheny). 25977. Cannelton, Pennsylvania. Lesquereux, 1880, p. 537, pi. 85: fig. 21. multistriatus Presl. Pennsylvanian. 26122. Rock Island, Illinois. Lesquereux, 1880, p. 578, pi. 85: fig. 23. pachytesta Lesquereux. Pennsylvanian (Allegheny). 26796-97. Mazon Creek, Illinois. Lesquereux, 1884, p. 816, pi. 110: fig. 37. russelli Lesquereux. Pennsylvanian. 41234. Gadsden, Alabama. Lesquereux, 1888, p. 86, pi. 29: fig. 10. secalicus White. Mississippian (Stanley). 39413-14. De Queen quadrangle, Arkansas. White, 1936c, p. 65, pi. 12: figs. 4-6. subglobosus Lesquereux. Pennsylvanian. 26330-32. Cannelton and Pittston, Pennsylvania. Lesquereux, 1884, p. 817, pi. 110: figs. 43, 44, 62. tenax Lesquereux. Pennsylvanian (Allegheny). 26458- 59. Cannelton, Pennsylvania. Lesquereux, 1884, p. 818,pi. Ill: figs. 25, 26. species. Pennsylvanian. 26362-65. Pratt mines, Ala- bama. Lesley, 1889, p. 869, figs. a-d. species. Pennsylvanian (Pottsville). 40873. Blooming- ton quadrangle, Indiana. Jackson, 1917, p. 426, pi. 6: fig. 3. Rhachiopteris pinnata Dawson var. angustipinna White. Devonian. 36463-65. Perry, Maine. Smith and White, 1905, p. 50, pi. 4: figs. 1-3. Rhacophyllum adnascens Lindley and Hutton. Pennsylvanian. 40951. Colchester, Illinois. Lesquereux, 1880, p. 321, pi. 57: fig. 10. corrailum Lesquereux. Pennsylvanian (Allegheny). 19469. Mazon Creek, Illinois. Lesquereux, 1880, p. 317, pi. 57: fig. 4. expansum Lesquereux. Pennsylvanian ("Anthracite" Series). 19435. Olyphant, Pennsylvania. Lesquereux, 1880, p. 323, pi. 57: fig. 6. fucoideum Lesquereux. Pennsylvanian (Allegheny). 19442-43. Mazon Creek, Illinois. Lesquereux, 1880, p. 325, pi. 58: figs. 6, 7. hamulosum Lesquereux. Pennsylvanian (Cherokee). 19445. Henry County, Missouri. Lesquereux, 1880, p. 321, pi. 58: fig. 3. inflatum Lesquereux. Pennsylvanian. 41072. Du Quoin, Illinois. Lesquereux, 1880, p. 323, pi. 57: figs. 7, 8. membranaceum Lesquereux. Pennsylvanian (Chero- kee). 19465-66. Henry County, Missouri. Lesque- reux, 1880, p. 312, pi. 58: figs. 1, 2. molle (Lesquereux) Lesquereux. Pennsylvanian (Alle- gheny) . 40948, 40952, 40954. Mazon Creek, Illinois. Lesquereux, 1880, p. 326. spinosum Lesquereux. Pennsylvanian (Cherokee). 19436. Henry County, Missouri. Lesquereux, 1880, p. 320, pi. 58: fig. 4. strongi Lesquereux. Pennsylvanian (Allegheny). 19431. Mazon Creek, Illinois. Lesquereux, 1880, p. 325. thalliforme (Lesquereux) Lesquereux. Pennsylvanian. 40949-50. Mazon Creek and Colchester, Illinois. Lesquereux, 1880, p. 324. trichoideum Lesquereux. Pennsylvanian ("Anthracite" Series). 19453-54. Wilkes-Barre, Pennsylvania. Lesquereux, 1880, p. 322. truncatum Lesquereux. Devonian (Catskill). 19414. Coxton Narrows, Pennsylvania. Lesquereux, 1880, p. 311, pi. 50: fig. 7. Rhacopteris latifolia (Arnold) Read. Mississippian (Pocono). 40666-68. Altoona, Pennsylvania. Read, 1955, p. 16, pi. 16: fig. 5; pi. 18: figs. 2, 3.?Read and Mamay, 1964, pi. 1 : fig. 2. ovata (McCoy) Walkom. Mississippian. 41008. Para- cas Peninsula, Peru. Read, 1938a, p. 401, fig. 1. 32 Rhacopteris sp. cf. R. cuneata Walkom. Mississippian. 41006. Para- cas Peninsula, Peru. Read, 1938a, p. 401 : fig. 5. species. Mississippian (Wedington). 39486. Winslow quadrangle, Arkansas. White, 1936b, p. 20, pi. 4: figs. 1, 6. Rhizomorpha sigillariae Lesquereux. Pennsylvanian (Allegheny). 25016. Gannelton, Pennsylvania. Lesquereux, 1878, p. 174, pi. 1: fig. 9; 1880, p. 3, pi. B: fig. 11. SMITHSONIAN CONTRIBUTIONS TO PALEOBIOLOGY Rivularites permiensis White. Permian (Hermit). 38024. Grand Canyon, Arizona. White, 1929, p. 41, pi. 6; pi. 7: figs. 1-3; pi. 8: figs. 1,4. Root of a marine plant. Late Silurian. 41122. New Hartford, New York. Hall, 1852, p. 21, pi. 10: fig. 4. Rosellinites gangamopteridis White. Early Permian. 31911. Santa Catharina, Brazil. White, 1908, p. 413, pi. 5: fig. 1. Rhodea alleghanensis Read. Mississippian (Pocono). 40691. Tionesta, Pennsylvania. Read, 1955, p. 18, pi. 16: fig. 4. blackburgensis Read. Mississippian (Pocono). 40656. Vicker, Virginia. Read, 1955, p. 22, pi. 3: figs. 1, 2. goepperti (Ettinghausen) Stur. Mississippian (Stan- ley) . 39384-91. De Queen, Arkansas. White, 1936c, p. 63, pi. 10: figs. 6-9, 12, 15, 16; pi. 11: figs. 7, 25, 26. cf. R. moravica (Ettinghausen) Stur. Mississippian (Wedington). 39488. Winslow quadrangle, Arkan- sas. White, 1936b, p. 21, pi. 4: figs. 19, 24, 25. cf. R. subpetiolata (Potonie) Nemejc. Mississippian (Wedington). 39487. Winslow quadrangle, Arkan- sas. White, 1936b, p. 21, pi. 4: figs. 2, 3. cf. R. tenuis Gothan. Mississippian (Stanley). 39392. De Queen quadrangle, Arkansas. White, 1936c, p. 62, pi. 11: figs. 5, 12. tionestana Read. Mississippian (Pocono). 40658. Tionesta, Pennsylvania. Read, 1955, p. 18, pi. 18: fig. 1. vespertina Read. Mississippian (Price). 19923, 40638- 39, 40657. Vicker, Virginia. Read, 1955, p. 22, pi. 3 : figs. 3, 4; pi. 4: figs. 1^4-; pi. 16: fig. 6.?Read and Mamay, 1964, pi. 2: fig. 3. Rhynchogonium choctavense White. Mississippian (Jackfork). 39409- 11. Tuskahoma quadrangle, Oklahoma. White, 1936c, p. 65, pi. 12: figs. 2, 3, 8. fayettevillense White. Mississippian (Wedington). 39504-12. Winslow quadrangle, Arkansas. White, 1936b, p. 25, pi. 8: figs. 1-5, 7,8, 12-14, 22. Rusophycus clavatus Hall. Late Silurian. 41114, 41116. New Hart- ford, New York. Hall, 1852, p. 23, pi. 8: figs. \a, lb. pudicus Hall. Late Silurian. 41113, 41115. New Hart- ford, New York, Hall, 1852, p. 24, pi. 8: figs. 6a, 6b. subangulatus Hall. Late Silurian. 41112. New Hart- ford, New York. Hall, 1852, p. 23, pi. 8: fig. 2b. Samaropsis longi Schopf. Permian. 41996-97. Mt. Glossopteris, Antarctica. Schopf, 1962, p. 33, pi. 11: figs. 3-5, 4c?, Ae. Schizoneura? Devonian (Genesee). 8327. Yates County, New York Penhallow, 1893, p. 107, pi. 9: fig. 3. species. Early Permian. 31914. Santa Catharina, Brazil. White, 1908, p. 435, pi. 5>: fig. 6. Schizopodium mummi Read. Devonian (Hamilton). 41287. Can- andaigua Lake, New York. Read, 1938c, p. 600, pi. 30: figs. 1-3. cf. Schizopteris trichomanoides Goeppert. Pennsylvanian (Spotted Ridge). 40726. Crook County, Oregon. Mamay and Read, 1956, p. 221, pi. 36: figs. 8, 9. NUMBER 5 Schutzia bracteata Lesquereux. Pennsylvanian (Allegheny). 41070. Mazon Creek, Illinois. Lesquereux, 1870, p. 427, pi. 21: fig. 6. Sclerocelyphus oviformis Mamay. Pennsylvanian (Cherokee). 41289. West Mineral, Kansas. Mamay, 1954c, pi. 21: figs. 1-12. cf. Scolecopteris minor Hoskins. Pennsylvanian (McLeansboro). 41209-41212. Berryville, Illinois. Mamay