Tribe Quadrulini Ihering 1901 (freshwater mussel)
Bivalvia - Unionida - Unionidae
Alternative spelling: Quadrulinae
Parent taxon: Ambleminae according to J. G. Carter et al. 2011
See also Bouchet et al. 2010 and Vokes 1980
Sister taxa: Amblema, Amblemini, Lampsilini, Oxynaiini, Pleurobemini, Ptychobranchus, Popenaias, Proptera, Friersonia, Medionidus, Cyprogenia, Megalonaias
Subtaxa: none
Ecology: facultatively mobile infaunal suspension feeder
Distribution: there are no occurrences of Quadrulini in the database