Reptilia - Squamata - Chamopsiidae
Alternative spelling: Chamopsiinae
Full reference: R. K. Denton and R. C. O'Neill. 1995. Prototeius stageri, gen. et sp. nov., a new teiid lizard from the Upper Cretaceous Marshalltown Formation of New Jersey, with a preliminary phylogenetic revision of the Teiidae. Journal of Vertebrate Paleontology 15(2):235-253
Parent taxon: Borioteiioidea according to R. L. Nydam et al. 2010
See also Denton and O'Neill 1995
Sister taxa: Cryptobicuspidon, Hydrargysaurus, Kuwajimalla
Subtaxa: Chamops Haptosphenus Leptochamops Meniscognathus Pelsochamops Peneteius Prototeius Socognathus Stypodontosaurus Tripennaculus
Ecology:
Distribution:
• Clarkforkian of United States (1: Montana collection)
• Paleocene of United States (1: Montana)
• Cretaceous of Canada (29: Alberta, Saskatchewan), Hungary (1), Mexico (1), United States (50: Colorado, Montana, New Jersey, New Mexico, South Dakota, Texas, Utah, Wyoming)
Total: 83 collections including 136 occurrences