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Exogyra costata

TCN
Cretaceous World
UCM IP 37261
University of Colorado Museum of Paleontology



Taxonomy

Kingdom: Animalia
Phylum: Mollusca
Class: Bivalvia
Order: Pterioida
Family: Gryphaeidae
Genus: Exogyra
Specific Epithet: costata


Stratigraphy

Geologic Time Period

Period: Cretaceous
Epoch: Late Cretaceous

Rock Unit
Group: Pierre Shale
Formation: Hygiene


Locality

Continent: North America
Country: United States
State/Province: Colorado