Parent taxon: Teleostei according to J. S. Nelson et al. 2016
See also Cumbaa et al. 2006 and Long 2011
Sister taxa: Acanthopteri, Acregoliath, Amphiuma nordica, Araripchthyiformes, Asiatolepis, Bathyclupeiformes, Catosteomi, Chongichthyidae, Chromides, Crossognathiformes, Discocephali, Dorsetichthyiformes, Elopocephalai, Euteleosteii, Gasterosteiformes, Gobioidea, Ichthyodectiformes, Jinanichthys, Jugulares, Lampriformes, Leptolepidiformes, Leucichthyops, Longdeichthys, Luisiella, Lyopomi, Malacopteri, Opisthomi, Osteoglossocephalai, Osteossomorpha, Paralycoptera, Pediculati, Percomorphacea, Pharyngognathi, Pholidophoriformes, Polymyxiomorpha, Scorpaeniformes, Stephanoberyciformes, Symbranchia, Teleocephala, Teleosteorum, Todiltia, Tonghuaichthys, Xenopterygii, Ypsiloichthys
Subtaxa: Eoplethodus Plethodidae Protobramidae Pseudanogmius
Ecology: nektonic carnivore
Distribution:
• Paleocene of United States (1: Illinois collection)
• Cretaceous to Paleogene of United States (1: New Jersey)
• Cretaceous of Canada (3: Manitoba, Saskatchewan), Croatia (2), Egypt (3), France (1), Germany (2), Italy (5), Lebanon (4), Mexico (3), Morocco (1), Myanmar (1), United States (23: Alabama, Colorado, Iowa, Kansas, Nebraska, South Dakota, Texas)
Total: 50 collections including 55 occurrences