†subfamily Girtyoceratinae Wedekind 1918 (ammonite)

Cephalopoda - Goniatitida - Girtyoceratidae

Parent taxon: Girtyoceratidae according to W. M. Furnish et al. 2009

Sister taxa: Baschkiritidae, Calygirtyoceras, Girtyoceras

Subtaxa: Baschkirites Cousteauceras Edmooroceras Eumorphoceras Hudsonoceras Peytonoceras Pseudogirtyoceras Sulcogirtyoceras Sundernites Torulites Tumulites Winchelloceras Zhongningoceras

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Type: Girtyoceras

Ecology: fast-moving nektonic carnivore

Distribution:

• Chesterian of United States (4: Arkansas, Nevada, Oklahoma collections)

• Carboniferous of Germany (4), Kazakhstan (16), Morocco (4), the Russian Federation (21), the United Kingdom (15), United States (54: Arkansas, Kentucky, Oklahoma, Texas), Uzbekistan (7)

Total: 125 collections including 134 occurrences

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