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Browsing by Author "Kirby, Michael Xavier"

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Depletion, Degradation, and Recovery Potential of Estuaries and Coastal Seas

Lotze, Heike K.; Lenihan, Hunter S.; Bourque, Bruce J.; Bradbury, Roger H.; Cooke, Richard G.; Kay, Matthew C.; Kidwell, Susan M.; Kirby, Michael Xavier; Peterson, Charles H.; Jackson, Jeremy B. C. (2006)
Extinct Peccary "<I>Cynorca</I>" <I>Occidentale</I> (Tayassuidae, Tayassuinae) from the Miocene of Panama and Correlations to North America

MacFadden, Bruce J.; Kirby, Michael Xavier; Rincon, Aldo; Montes, Camilo; Moron, Sara; Strong, Nikki; Jaramillo, Carlos A. (2010)

Recently collected specimens of the extinct tayassuine peccary "Cynorca" occidentale (and another indeterminant tayassuid) are described from new excavations along the southern reaches of the Panama Canal. Fossil ...
Extinction of a Fast-Growing Oyster and Changing Ocean Circulation in Pliocene Tropical America

Kirby, Michael Xavier; Jackson, Jeremy B. C. (2004)
Factors in the Decline of Coastal Ecosystems

Boesch, Donald; Burreson, Eugene; Dennison, William; Houde, Edward; Kemp, Michael; Kennedy, Victor; Newell, Roger; Paynter, Kennedy; Orth, Robert J.; Ulanowicz, Robert; Peterson, Charles; Jackson, Jeremy B. C.; Kirby, Michael Xavier; Lenihan, Hunter; Bourque, Bruce; Bradbury, Roger H.; Cooke, Richard G.; Kidwell, Susan M. (2001)
Historical Overfishing and the Recent Collapse of Coastal Ecosystems

Jackson, Jeremy B. C.; Kirby, Michael Xavier; Berger, Wolfgang H.; Bjorndal, Karen A.; Botsford, Louis W.; Bourque, Bruce J.; Bradbury, Roger H.; Cooke, Richard G.; Erlandson, Jon; Estes, James A.; Hughes, Terence P.; Kidwell, Susan M.; Lange, Carina B.; Lenihan, Hunter S.; Pandolfi, John M.; Peterson, Charles H.; Steneck, Robert S.; Tegner, Mia J.; Warner, Robert R. (2001)
Lower Miocene stratigraphy along the Panamá Canal and Its bearing on the Central American Peninsula

Kirby, Michael Xavier; Jones, Douglas S.; MacFadden, Bruce J. (2008)

Before the formation of the Central American Isthmus, there was a Central American Peninsula. Here we show that southern Central America existed as a peninsula as early as 19 Ma, based on new lithostratigraphic, biostratigraphic ...
Middle Miocene global change and paleogeography of Panamá

Retallack, Gregory; Kirby, Michael Xavier (2007)

Fossil leaves in the middle Miocene Cucaracha Formation along the Panama Canal are 10-15 cm long, thick, and entire-margined; fossil pollen is also dicot dominated, as expected for wet tropical forests. Fossil woods include ...
Was Southern Central America an Archipelago or a Peninsula in the Middle Miocene? A Test Using Land-Mammal Body Size

Kirby, Michael Xavier; MacFadden, Bruce (2005)

Browsing by Author "Kirby, Michael Xavier"

Browsing by Author "Kirby, Michael Xavier"

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