Bivalvia - Hippuritida - Requieniidae
Synonym: Bayleiidae Munier-Chalmas 1873
Parent taxon: Requienioidea according to P. W. Skelton 2013
See also Bouchet et al. 2010, Carter et al. 2011, Nevesskaja 2009, Newell 1965 and Vokes 1980
Sister taxon: Epidiceratidae
Subtaxa: Matheroniinae Requieniinae Toucasiidae
Ecology: stationary intermediate-level epifaunal suspension feeder
Distribution:
• Cretaceous of Afghanistan (1 collection), Albania (1), Algeria (1), Angola (1), Bulgaria (1), China (1), Croatia (1), Egypt (7), France (8), Georgia (1), Germany (2), Hungary (3), Iran (3), Iraq (1), Italy (24), Japan (1), Jordan (3), Mexico (10), Morocco (1), North Pacific (1), Oman (1), Portugal (9), Romania (1), Saudi Arabia (2), Serbia (2), Slovenia (29), Somalia (2), Spain (28), Switzerland (1), Turkmenistan (1), Türkiye (2), Ukraine (1), the United Kingdom (3), United States (12: Arizona, Texas), Venezuela (1)
• Jurassic to Cretaceous of Spain (1)
• Jurassic of France (2), Germany (1), Hungary (1)
Total: 172 collections including 227 occurrences