†subfamily Steinmanellinae Cooper 1991 (clam)
Bivalvia - Trigoniida - Myophorelloidae
Parent taxon: Myophorellidae according to L. Luci et al. 2013
See also Bouchet et al. 2010
Sister taxa: Myophorellinae, Vaugoniinae
Subtaxa: Neuquenella Philippiella Pseudoyaadia Splenditrigonia Steinmanella Stoyanowella Transitrigonia Weaverella
Ecology: facultatively mobile infaunal suspension feeder
Distribution:
• Cretaceous of Argentina (39 collections), Canada (2: British Columbia), Chile (17), India (1), Japan (7), South Africa (3), Turkmenistan (1), Ukraine (5)
• Jurassic to Cretaceous of Argentina (1)
• Jurassic of Chile (3), United States (1: Texas)
Total: 80 collections including 90 occurrences