Bivalvia - Cardiida - Cardiidae
Alternative spellings: Americardium, Trigoniocardia (Americardia)
Full reference: R. B. Stewart. 1930. Gabb's California Cretaceous and Tertiary type lamellibranchs. The Academy of Natural Sciences of Philadelphia Special Publication 3:1-314
Parent taxon: Fraginae according to G. Rosenberg 2005
See also Dockery 1982, Moore 2003, Palmer and Brann 1965, Powell 2008 and Sepkoski 2002
Sister taxa: Acanthocardiini, Chrysocardium, Corculum, Ctenocardia, Fragini, Fragum, Goniocardiini, Lunulicardia, Lunulicardium, Microfragum, Nemocardium, Trigoniocardia, Chaenocardiola
Subtaxa: Americardia burnsii Americardia columbella Americardia guanacastense Americardia guppyi Americardia lightbourni Americardia media Trigoniocardia (Americardia) avona Trigoniocardia (Americardia) protoaliculum Trigoniocardia (Americardia) silvacollina
Type: Cardium medium
Distribution:
• Quaternary of the Bahamas (3 collections), Bermuda (2), Cayman Islands (3), Colombia (1), Costa Rica (1), Cuba (4), the Dominican Republic (1), Haiti (1), Jamaica (2), Panama (1), United States (7: Florida, North Carolina), Venezuela (1)
• Pliocene of Costa Rica (1), the Dominican Republic (3), Ecuador (1), Haiti (1), Jamaica (4), Mexico (3), United States (1: North Carolina), Venezuela (6)
• Miocene to Pliocene of the Dominican Republic (1)
• Miocene of the Dominican Republic (4), Ecuador (1), Panama (1), United States (7: Florida)
• Oligocene of United States (3: Mississippi)
• Eocene of United States (6: Florida)
Total: 70 collections including 79 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.