Cephalopoda - Nautilida - Thrincoceratidae
Full reference: V. E. Ruzhentsev and V. N. Shimanskiy. 1954. Nizhnepermskie svernutye i sognutye Nautiloidei yuzhnogo Urala. Akademiya Nauk SSSR, Trudy Paleontologicheskogo Instituta 50:1-150
Parent taxon: Trigonoceratoidea according to D. Korn 2025
See also Ruzhentsev and Shimanskiy 1954
Sister taxa: Dasbergoceratidae, Grypoceratidae, Temnocheilidae, Trigonoceratidae
Subtaxa: Diodoceras Lispoceras Neothrincoceras Thrincoceras
Type: Thrincoceras
Ecology: nektobenthic carnivore
Distribution:
• Permian of Kazakhstan (2 collections), the Russian Federation (5)
• Carboniferous of Algeria (1), Canada (5: Nova Scotia), Czechia (1), Ireland (1), Kazakhstan (1), the Russian Federation (2)
Total: 18 collections including 19 occurrences