Tribe Oxynaiini Starobogatov 1970 (freshwater mussel)
Bivalvia - Unionida - Unionidae
Parent taxon: Ambleminae according to P. Bouchet et al. 2010
Sister taxa: Amblema, Amblemini, Lampsilini, Pleurobemini, Quadrulini, Friersonia, Megalonaias, Ptychobranchus, Cyprogenia, Popenaias, Medionidus, Proptera
Subtaxa: Oxynaia
Ecology: facultatively mobile infaunal suspension feeder
Distribution: there are no occurrences of Oxynaiini in the database