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 Lioheterophis Biodiversity of the family Colubridae Genus Lioheterophis Paraiba Black-naped Snake Paraiba-Schwarznackennatter Paraiba-sortnakkesnog 1934 Lioheterophis Amaral (type species: Lioheterophis iheringi Amaral 1935) Contents: 1 species, which is endemic. Endemism: 0% 100% Distribution: As for the single species. Lioheterophis iheringi Paraiba Black-naped Snake, (Ihering's Snake) Paraiba-Schwarznackennatter Paraiba-sortnakkesnog 1935 Lioheterophis iheringi Amaral Remarks: Known only from a single specimen (Wallach, Williams & Boundy 2014). Distribution: Brazil (Paraiba).