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: April 12th, 2025. Taxonomy of the family Lamprophiidae Bibliography of the genus Leioheterodon Biodiversity of the family Lamprophiidae Genus Leioheterodon Madagascar Hognose Snakes Madagassische Hakennasennattern, Madagascarnattern Madagascartrynesnoge 1863 Anomalodon Jan [not Anomalodon Bowdich in Bowdich 1825 (Pisces)] (type species: Heterodon madagascariensis Dumeril, Bibron & Dumeril 1854) 1863 Leioheterodon Jan (type species: Heterodon madagascariensis Dumeril, Bibron & Dumeril 1854) Contents: 3 species, all of which are endemic. Endemism: 0% 100% Distribution: Madagascar (incl. Nosy Be). Meristic and other data of the world's snakes. Compiled by V. Wallach Key to abbreviations Head drawings of the genus Leioheterodon. Compiled by V. Wallach Leioheterodon geayi Reticulated Hognose Snake Netz-Hakennasennatter Net-trynesnog 1905 Lioheterodon geayi Mocquard 1913 Lioheterodon voeltzkowii Boettger (Guibe 1958) Distribution: Madagascar. Leioheterodon madagascariensis Giant Hognose Snake Riesen-Hakennasennatter Stor Madagascartrynesnog 1854 Heterodon madagascariensis Dumeril & Bibron Leioheterodon madagascariensis Guibe 1958 Introduced to: Comoro Islands (Grande Comoro). Distribution: Madagascar (incl. Nosy Be). Leioheterodon madagascariensis © Rune Midtgaard Leioheterodon modestus Brown Hognose Snake Braune Madagascar-Hakennasennatter Brun Trynesnog 1863 Heterodon modestus Günther Leioheterodon modestus Guibe 1958 Distribution: Madagascar.