Alternative spelling: Pedinina
Full reference: T. Mortensen. 1939. New Echinoida (Aulodonta). Preliminary Notice. Videnskabelige Meddelelser fra Danks naturhistorisk Forening i København 103:547-550
Parent taxon: Acroechinoidea according to A. B. Smith 2015
See also Fell 1966, Kroh and Smith 2010 and Sepkoski 2002
Sister taxa: Aspidodiadematoida, Carinacea, Diadematoida, Micropygoida, Nicolleaumatidae, Orthopsida, Pedinopsidae
Subtaxa: Farquharsonia Leptocidaris Pedinidae
Ecology: slow-moving low-level epifaunal detritivore
Distribution:
• Oligocene of Cuba (1 collection)
• Eocene of Cuba (1), the United Kingdom (3)
• Cretaceous of Antarctica (3)
• Jurassic of Belgium (1), France (11), Germany (3), Hungary (4), Luxembourg (1), Madagascar (1), Poland (2), Portugal (1), Saudi Arabia (16), Switzerland (4), the United Kingdom (39)
• Triassic to Jurassic of Peru (1)
• Triassic of Hungary (1), Italy (1), Oman (1), Peru (1), the United Kingdom (2)
Total: 98 collections including 120 occurrences