Gastropoda - Vetigastropoda - Discohelicidae
Parent taxon: Cirroidea according to P. J. Wagner 2023
See also Bouchet et al. 2005, Bouchet et al. 2017, Ferrari 2014 and Nützel and Erwin 2004
Sister taxon: Cirridae
Subtaxa: Amphitomaria Asterohelix Brouzetdiscus Cenocampoides Colpomphalus Delpeya Discohelix Nummocalcar Spiniomphalus
Ecology: epifaunal grazer
Distribution:
• Quaternary of United States (1: Florida collection)
• Eocene of France (1)
• Paleocene of Denmark (1), United States (4: California)
• Cretaceous of Austria (3), France (7), Germany (3), Hungary (1), Madagascar (8), Turkmenistan (1), the United Kingdom (1), United States (1: California)
• Jurassic of Argentina (2), Chile (1), China (1), Egypt (2), France (1), Germany (4), Hungary (64), India (1), Israel (3), Italy (10), Kenya (1), Madagascar (1), Morocco (5), Saudi Arabia (20), Somalia (1), Spain (3), Tanzania (1), Tunisia (3), the United Kingdom (3), Yemen (2)
• Triassic of China (12), Italy (3), Peru (1), United States (1: Idaho)
Total: 178 collections including 226 occurrences