Browsing Department of Paleobiology by Author "Harper, John A."

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Autocyclic and allocyclic controls on the origin of the Dunkard Group

Cecil, C. B.; DiMichele, William A.; Fedorko, Nick; Skema, Viktoras (Field Conference of Pennsylvania Geologists, Inc, 2011)
Callipterids of the Dunkard Group of the Appalachian Basin: Their identity and paleoenvironmental significance

DiMichele, William A.; Blake, Bascomb M.; Cecil, C. B.; Fedorko, Nick; Kerp, Hans; Skema, Viktoras (Field Conference of Pennsylvania Geologists, Inc., 2011)
Pennsylvanian-Permian vegetational changes in tropical Euramerica

DiMichele, William A.; Cecil, C. B.; Chaney, Dan S.; Elrick, Scott D.; Lucas, Spencer G.; Lupia, Richard; Nelson, W. J.; Tabor, Neil J. (Field Conference of Pennsylvania Geologists, Inc., 2011)
Pleasant Hill Gap

DiMichele, William A.; Skema, Vik; Harper, John A. (Field Conference of Pennsylvania Geologists, Inc, 2011)

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