Cephalopoda - Goniatitida - Gastrioceratidae
Full reference: M. Gordon. 1964. Carboniferous Cephalopods of Arkansas. United States Geological Survey Professional Paper 460:1-322
Parent taxon: Gastrioceras according to M. Gordon 1964
Sister taxa: Gastrioceras angustum, Gastrioceras araium, Gastrioceras attenuatum, Gastrioceras carbonarium, Gastrioceras formosum, Gastrioceras glenisteri, Gastrioceras kutejnikovense, Gastrioceras liratum, Gastrioceras listeri, Gastrioceras lupinum, Gastrioceras magoffinense, Gastrioceras melvillensis, Gastrioceras montgomeryense, Gastrioceras noduliferum, Gastrioceras occidentale, Gastrioceras planorbiformis, Gastrioceras prone, Gastrioceras retiferum, Gastrioceras richthofeni, Gastrioceras stenumbilicatum, Gastrioceras williamsi, Gastrioceras wongi
Subtaxa: Gastrioceras (Lissogastrioceras) adaense Gastrioceras (Lissogastrioceras) fittsi
Type: Gastrioceras fittsi
Ecology: fast-moving nektonic carnivore
Distribution: