Tribe Pleurobemini Hannibal 1912 (freshwater mussel)
Bivalvia - Unionida - Unionidae
Synonyms: Elliptionidae Modell 1942, Elliptionini Modell 1942
Parent taxon: Ambleminae according to J. G. Carter et al. 2011
See also Bouchet et al. 2010
Sister taxa: Amblema, Amblemini, Lampsilini, Oxynaiini, Quadrulini, Ptychobranchus, Cyprogenia, Megalonaias, Friersonia, Proptera, Medionidus, Popenaias
Subtaxa: Elliptio Pleurobema
Ecology: facultatively mobile infaunal suspension feeder
Distribution:
• Paleocene of Canada (5: Saskatchewan collections), United States (3: North Dakota, Utah)
• Cretaceous of Canada (5: Alberta, British Columbia), Mexico (2), Spain (1), United States (4: Arizona, Montana, Utah)
Total: 20 collections including 23 occurrences