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 Amnesteophis Biodiversity of the family Colubridae Genus Amnesteophis Bahia Black-naped Snake Bahia-Schwarznackennatter Bahia-sortnakkesnog 2011 Amnesteophis Myers (type species: Enicognathus melanauchen Jan 1863) Contents: 1 species, which is endemic. Endemism: 0% 100% Distribution: As for the single species. Amnesteophis melanauchen Bahia Black-naped Snake Bahia-Schwarznackennatter Bahia-sortnakkesnog 1863 Enicognathus melanauchen Jan Rhadinaea melanauchen Boulenger 1894 Liophis melanauchen Amaral 1929 Amnesteophis melanauchen Myers 2011 Remarks: Status previously regarded as uncertain, but validity confirmed by Myers (2011). Distribution: Brazil (Bahia).