PaleoDB taxon number: 64878
Full reference: J.-C. Rage. 1998. Fossil snakes from the Palaeocene of São José de Itaboraí, Brazil. Part I. Madtsoiidae, Aniliidae. Palaeovertebrata 27(3-4):109-144
Type specimen: DGM 1311-R (one mid-trunk vertebra). Its type locality is Itaboraí snake collections, which is in a Paleocene/Eocene terrestrial carbonate in Brazil.