Cephalopoda - Ceratitida - Xenodiscidae
Synonym: Tompoites Ermakova 1977
Parent taxon: Xenodiscidae according to D. Korn 2006
See also Ermakova 1977, Sepkoski 2002 and Tozer 1994
Sister taxa: Aldanoceras, Arasella, Hypophiceras, Iranites, Kaibinoceras, Kelteroceras, Laibinoceras, Metophiceras, Multisulcites, Paraceltitoides, Penglaites, Phisonites, Sakhaites, Shevyrevites, Sutchanites, Xenodiscus
Subtaxa: Tompophiceras extremum Tompophiceras fastigatum Tompophiceras morpheos Tompophiceras nielseni Tompophiceras pascoei
Ecology: nektonic carnivore
Distribution:
• Triassic of Canada (4: Nunavut collections), Greenland (19), India (1), Norway (1), the Russian Federation (43)
• Permian to Triassic of China (2)
• Permian of China (1)
Total: 71 collections including 87 occurrences
Specimen images are retrieved through the ePANDDA API.
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