Cephalopoda - Prolecanitida - Medlicottiidae
Full reference: A. P. Karpinsky. 1889. Über die Ammoneen der Artinsk-Stufe und einige mit denselben verwandte carbonische formen. Mémoires de l'Académie Impérial des Sciences de St-Pétersbourg, VIIe Series 37(2):1-104
Parent taxon: Medlicottiidae according to T. B. Leonova 2019
See also Furnish et al. 2009, Korn 2006, Leonova 1989, Leonova 2002, Leonova and Shilovsky 2014 and Zhou 2017
Sister taxa: Artioceratinae, Episageceratinae, Miklukhoceratinae, Propinacoceratinae, Sicanitinae, Uddenitinae
Subtaxa: Akmilleria Artinskia Eumedlicottia Medlicottia Neogeoceras Paramedlicottia Syrdenites
Ecology: fast-moving nektonic carnivore
Distribution:
• Permian of Azerbaijan (1 collection), Canada (5: British Columbia, Northwest Territories, Nunavut, Yukon), China (13), Colombia (2), Greenland (2), Indonesia (4), Iran (1), Iraq (1), Italy (3), Japan (11), Kazakhstan (17), Mexico (6), Oman (3), Pakistan (2), the Russian Federation (43), Tajikistan (17), Thailand (1), United States (60: Alaska, Kansas, New Mexico, Texas)
• Carboniferous to Permian of Kazakhstan (1)
• Carboniferous of Kazakhstan (2), the Russian Federation (4)
Total: 199 collections including 240 occurrences