Home - Taxonomy - Geography - Biodiversity - Literature - Purchase RepFocus Recent updates Citation: Midtgaard, Rune. RepFocus - A Survey of the Reptiles of the World. (www.repfocus.dk). Latest update: December 31st, 2022. Taxonomy of the family Colubridae Bibliography of the genus Tomodon Biodiversity of the family Colubridae Genus Tomodon Brazilian Pampas Snake Brasilianische Pampasnatter Brasiliansk Pampassnog 1853 Tomodon Dumeril (type species: Tomodon dorsatum Dumeril, Bibron & Dumeril 1854) 1854 Machirodon Dumeril, Bibron & Dumeril (type species: none designated) 1883 Opisthoplus Peters (type species: Opisthoplus degener Peters 1882; syn. Williams & Wallach 1989) 1947 Aproterodon Vanzolini (type species: Aproterodon clementei Vanzolini 1947) Contents: 1 species, which is not endemic. Endemism: 0% 100% Remarks: Previously included Apographon orestes and Tachymenis ocellata. Distribution: As for the single species. Tomodon dorsatus Brazilian Pampas Snake Brasilianische Pampasnatter Brasiliansk Pampassnog 1854 Tomodon dorsatum Dumeril, Bibron & Dumeril 1882 Opisthoplus degener Peters (Cechin 1989) 1947 Aproterodon clementei Vanzolini (Wallach, Williams & Boundy 2014) Distribution: Argentina, Brazil (Mato Grosso do Sul, Minas Gerais, Parana, Rio de Janeiro, Rio Grande do Sul, Santa Catarina, Sao Paulo), Paraguay, Uruguay.