Cephalopoda - Ammonitida - Acanthoceratidae
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
Parent taxon: Acanthoceratinae according to C. W. Wright et al. 1996
See also Cobban 1988, Cooper 1978, Kennedy et al. 1988, Kennedy and Cobban 1990 and Sepkoski 2002
Sister taxa: Acanthoceras, Acompsoceras, Alzadites, Benueites, Calycoceras, Conlinoceras, Cunningtoniceras, Eucalycoceras, Kastanoceras, Kennediella, Kunnamiceras, Microsulcatoceras, Nebraskites, Neocardioceras, Nigericeras, Paraconlinoceras, Plesiacanthoceratoides, Prohauericeras, Protacanthoceras, Pseudocalycoceras, Pseudovascoceras, Quitmaniceras, Thomelites, Watinoceras
Subtaxa: Tarrantoceras (Sumitomoceras) Tarrantoceras (Tarrantoceras) Tarrantoceras cuspidum Tarrantoceras exile Tarrantoceras flexicostatum
Type: Mantelliceras sellardsi
Ecology: fast-moving nektonic carnivore
Distribution:
• Cretaceous of Angola (1 collection), United States (38: Arizona, Colorado, Montana, New Mexico, South Dakota, Texas, Wyoming)
Total: 39 collections including 45 occurrences
Specimen images are retrieved through the ePANDDA API.
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