Cephalopoda - Ammonitida - Acanthoceratidae

Alternative combination: Cunningtoniceras johnsonianum

Full reference: L. W. Stephenson. 1955. Basal Eagle Ford fauna (Cenomanian) in Johnson and Tarrant Counties, Texas. United States Geological Survey Professional Paper 274-C:53-67

Belongs to Cunningtoniceras according to Kennedy 1988

Sister taxa: Cunningtoniceras arizonense, Cunningtoniceras cunningtoni, Cunningtoniceras inerme, Cunningtoniceras johnsonanum, Cunningtoniceras lonsdalei, Cunningtoniceras meridionale, Cunningtoniceras novimexicanum, Cunningtoniceras roguense

Type specimen: TJSNM 108846, a shell

Distribution: found only at Cerro de Muleros (Cretaceous of New Mexico)

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Specimen images are retrieved through the ePANDDA API.