†family Somoholitidae Ruzhencev 1938 (ammonite)
Cephalopoda - Goniatitida - Somoholitidae
Parent taxon: Shumarditoidea according to W. M. Furnish et al. 2009
See also Korn 2006, Leonova 2002 and Titus 2000
Sister taxa: Parashumarditidae, Perrinitidae, Shumarditidae
Subtaxa: Andrianovia Neoshumardites Somoholites
Ecology: fast-moving nektonic carnivore
Distribution:
• Permian of Canada (4: Nunavut, Yukon collections), East Timor (1), Japan (2), Kazakhstan (6), the Russian Federation (17), Tajikistan (1)
• Carboniferous of Canada (4: Nunavut), Kazakhstan (9), the Russian Federation (15), United States (2: Oklahoma, Texas)
Total: 61 collections including 63 occurrences