Chondrichthyes - Eugeneodontiformes
Alternative spelling: Eugeneodontida
Full reference: R. Zangerl. 1981. Chondrichthyes I: Paleozoic Elasmobranchii. Handbook of Paleoichthyology 3a
Parent taxon: Holocephali according to J. A. Long 2011
See also Cappetta 1987, Ginter et al. 2010, Goto and Okura 2004, Nelson 2006, Nelson et al. 2016, Sepkoski 2002 and Zangerl 1981
Sister taxa: Chimaeri, Debeeriformes, Debeeriiformes, Delphyodontos, Edaphodus, Helodontiformes, Holocephalomorpha, Iniopterygiformes, Macrodontacanthus, Menaspacanthus, Orodontiformes, Paraselachiamorpha, Paraselachimorpha, Petalodontiformes, Thoralodus, Trachyacanthi, Pseudodontichthyidae, Metaxyacanthus, Euglossodus, Gregoriidae, Brachyrhizodus, Ageleodus, Desmiodus, Lagarodontidae, Cynopodius, Mesolophodus
Subtaxa: Campyloprion Campyloprion annectans Caseodontoidea Edestoidea Edistidae Helicampodontidae Helicoprionidae Pseudodontichthys
Ecology: nektonic carnivore