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Geology
Mollusca
Bivalvia
Ostreida
Gryphaeidae
Exogyra
Exogyra ponderosa
Exogyra ponderosa
Phylum:
Mollusca
Class:
Bivalvia
Order:
Ostreida
Family:
Gryphaeidae
Genus:
Exogyra
Species:
Exogyra ponderosa
(Romer)
Information
Images
Maps
Geological Range
Albian to Maastrichtian
Paleogeographic Distribution
Alabama to Texas
Stratigraphic Occurrences
Maastrichtian
Ripley Formation (Coon Creek Member) (TN)
Campanian
Black Creek Formation (NC)
Blufftown Formation (AL)
Plugerville Formation (TX)
San Miguel Formation (TX)
Taylor Marl (TX)
Upson Clay (TX)
Cenomanian
Eagle Ford Group (TX)
Albian
Kiamichi Formation (TX)
Exogyra ponderosa
from the Late Cretaceous Ozan Fm. of Lamar County, Texas (YPM 538078).
Exogyra ponderosa
from the Campanian Taylor Fm. of El Paso County, Texas (UNM 2097).
Stratigraphic position unknown