Chondrichthyes - Ctenacanthiformes
Full reference: R. Zangerl. 1981. Chondrichthyes I: Paleozoic Elasmobranchii. Handbook of Paleoichthyology 3a
Parent taxon: Ctenacanthiformes according to M. Ginter 2002
See also Williams 1998, Williams 2001 and Zangerl 1981
Sister taxa: Acandylacanthus, Arauzia, Ctenacanthidae, Goodrichthys, Heslerodidae, Kaibabvenator, Moyacanthus, Nanoskalme, Neosaivodus, Pororhiza, Saivodus
Subtaxa: Anaclitacanthus Asteroptychius Bandringidae Carinacanthus Pyknotylacanthus Rhombacanthus Tamiobatidae Wodnika
Ecology: nektonic carnivore
Distribution:
• Miocene of United States (1: California collection)
• Triassic of Belgium (1), Canada (1: British Columbia), the United Kingdom (1), United States (4: Idaho, Nevada, Pennsylvania)
• Permian of Germany (6), the Russian Federation (2), United States (1: Alaska)
• Carboniferous of the United Kingdom (2), United States (2: Illinois)
Total: 21 collections including 26 occurrences