Cyclorisma Dall 1902 (venus clam)

Bivalvia - Cardiida - Veneridae

Parent taxon: Tapetinae according to H. E. Vokes 1980

See also Sepkoski 2002

Sister taxa: Cyclorismina, Eumarcia, Flaventia, Gomphina, Granicorium, Irus, Katelysia, Legumen, Liocyma, Marcia, Mercimonia, Paphia, Paraesa, Retrotapes, Ruditapes, Sinonia, Tapes, Textivenus, Venerella, Veneritapes

Subtaxa: none

Ecology: facultatively mobile infaunal suspension feeder

Distribution:

• Cretaceous of Antarctica (7 collections), Austria (1), Brazil (2), Mexico (1), United States (115: Alabama, Arizona, Georgia, Maryland, Mississippi, South Carolina, Texas)

Total: 126 collections including 131 occurrences

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Specimen images are retrieved through the ePANDDA API.


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