Chondrichthyes

Full reference: A. S. Romer. 1942. Notes on certain American Paleozoic Fishes. American Journal of Science 240(3):216-228

Parent taxon: Holocephali according to J. J., Jr. Sepkoski 2002

Sister taxa: Chimaeri, Debeeriformes, Debeeriiformes, Delphyodontos, Edaphodus, Eugeneodontiformes, Helodontiformes, Holocephalomorpha, Iniopterygiformes, Menaspacanthus, Orodontiformes, Paraselachiamorpha, Paraselachimorpha, Petalodontiformes, Thoralodus, Trachyacanthi, Metaxyacanthus, Brachyrhizodus, Euglossodus, Gregoriidae, Mesolophodus, Cynopodius, Desmiodus, Lagarodontidae, Ageleodus, Pseudodontichthyidae

Subtaxa: Macrodontacanthus kingi

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Ecology: nektobenthic carnivore

Distribution: found only at Culbertson Pasture, east of Wichita Falls (Permian of Texas)

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Specimen images are retrieved through the ePANDDA API.