Gastropoda - Bellerophontida - Tropidodiscidae
Full reference: R. J. Horný. 1962. New genera of Bohemian lower Paleozoic Bellerophontina. Vestník Ústredniho Ústavu Geologického 37(5):473-476
Parent taxon: Tropidodiscidae according to P. J. Wagner 2023
See also Bouchet et al. 2005 and Horný 1962
Sister taxa: Groomodiscus, Kosorodiscus, Neimongolidiscus, Nylanderina, Sinuitina, Spirilira, Tropidodiscus, Vorticina, Westraliadiscus, Zonidiscus
Subtaxa: Cyrtolitina Eobucania Peelerophon Peruniscus Pharetrolites Strepsodiscus Temnodiscus
Type: Temnodiscus
Ecology: slow-moving low-level epifaunal detritivore
Distribution:
• Devonian of Australia (5 collections), Kazakhstan (5)
• Silurian of Canada (1: Nova Scotia), Czechia (6), Sweden (3), the United Kingdom (4), United States (1: Tennessee)
• Dobrotivian of Czechia (1), France (2), Spain (4)
• Arenig of Argentina (1), Australia (1), Bolivia (1), France (2), United States (2: Nevada)
• Klabava of Czechia (1)
• Arenigian of United States (1: Utah)
• Ordovician of Argentina (6), Bolivia (1), Canada (6: Alberta, British Columbia, Ontario, Quebec), China (1), Czechia (7), Estonia (2), France (10), Mexico (2), Morocco (4), Norway (2), the Russian Federation (2), Spain (2), Sweden (4), the United Kingdom (8), United States (10: California, Kentucky, Missouri, New York, Texas, Vermont)
• Skullrockian of Canada (1: British Columbia)
• Cambrian of Antarctica (2), Argentina (2), Canada (1: Quebec), China (1), United States (7: Colorado, Minnesota, Missouri, New York)
Total: 122 collections including 133 occurrences