†subfamily Dimorphoceratinae Hyatt 1884 (ammonite)
Cephalopoda - Goniatitida - Dimorphoceratidae
Full reference: A. Hyatt. 1884. Genera of fossil cephalopods. Proceedings of the Boston Society of Natural History 22:253-338
Parent taxon: Dimorphoceratidae according to W. M. Furnish et al. 2009
See also Korn 2006
Sister taxon: Glyphiolobinae
Subtaxa: Asturoceras Dimorphoceras Trizonoceras
Ecology: fast-moving nektonic carnivore
Distribution:
• Carboniferous of Belgium (1 collection), Czechia (2), Kazakhstan (8), the United Kingdom (22), United States (18: Missouri, Nevada, Oklahoma, Utah)
Total: 51 collections each including a single occurrence