Reptilia - Squamata - Tropiduridae
Parent taxon: Pleurodonta according to J. L. Conrad and M. A. Norell 2007
See also Conrad et al. 2007 and Etheridge and Espinosa 2000
Sister taxa: Bifurcodentodon, Caeruleodentatus, Corytophanidae, Crotaphytidae, Erichosaurus bombimaxila, Erichosaurus debilis, Erichosaurus diminutus, Gobiguania, Hoplocercidae, Igua, Iguanidae, Kopidosaurus, Phrynosomatidae, Polychrotidae, Thecaglossa, Typhlophthalmi
Subtaxa: Crotaphytus oligocenicus Liolaeminae Microlophus Plica Stenocercus Tropidurus
Ecology: planktonic suspension feeder
Distribution:
• Quaternary of Brazil (1 collection), Ecuador (4)
• Pliocene of Argentina (1)
• Huayquerian of Argentina (1)
• Eocene of Canada (1: Saskatchewan)
Total: 8 collections each including a single occurrence