Full reference: P. W. Skelton. 2013. Rudist classification for the revised Bivalvia volumes of the "Treatise on Invertebrate Paleontology". Caribbean Journal of Earth Science 45:9-33
Parent taxon: Hippuritida according to P. W. Skelton 2013
Sister taxa: Archaeochionelasmus, Archaeochionelasmus nekvasilovae, Gloassamyophorous, Hatayin, Heterodiscus, Hippuritacea, Hippuritina, Juramegalodus, Lovetcheniia, Pseudopironaea, Radiolitidina, Rousseliinae
Subtaxa: Requienioidea
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 (5), 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), Yemen (1)
• Jurassic to Cretaceous of Spain (1)
• Jurassic of France (4), Germany (2), Hungary (1), Poland (4), Saudi Arabia (1), Tunisia (1)
Total: 184 collections including 250 occurrences