Bivalvia - Hippuritida - Requieniidae
Parent taxon: Requieniidae according to P. W. Skelton 2013
See also Carter et al. 2011
Sister taxa: Matheroniinae, Toucasiidae
Subtaxa: Apricardia Bayleia Bayleoidea Pseudotoucasia Requienia Toucasia
Ecology: stationary intermediate-level epifaunal suspension feeder
Distribution:
• Cretaceous of Afghanistan (1 collection), Albania (1), Algeria (1), Angola (1), Croatia (1), Egypt (7), France (7), Germany (1), Hungary (3), Iraq (1), Italy (23), Japan (1), Jordan (3), Mexico (10), Morocco (1), North Pacific (1), Oman (1), Portugal (9), Romania (1), Saudi Arabia (2), Serbia and Montenegro (2), Slovenia (29), Somalia (2), Spain (27), Switzerland (1), Turkey (2), Turkmenistan (1), Ukraine (1), the United Kingdom (3), United States (5: Arizona, Texas), Venezuela (1)
• Jurassic of Hungary (1)
Total: 151 collections including 194 occurrences