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 Cyclocoridae Bibliography of the genus Cyclocorus Biodiversity of the family Cyclocoridae Genus Cyclocorus Triangle-spotted Snakes Triangelnattern Triangelsnoge 1853 Cyclocorus Dumeril (type species: Lycodon lineatus Reinhardt 1843) Contents: 2 species, both of which are endemic. Endemism: 0% 100% Remarks: Previously included in the family Colubridae. Transferred to the family Cyclocoridae by Weinell & Brown (2018). Distribution: Philippines (Babuyan Islands [Calayan, Camiguin Norte], Caluya, Camiguin Sur, Camotes Islands [Pacijan], Catanduanes, Cebu, Inampulugan, Leyte, Lubang, Luzon, Marinduque, Masbate, Mindanao, Mindoro, Negros, Panay, Polillo, Samar, Siargao, Sulu Islands [Basilan], Tablas). Cyclocorus lineatus Northern Triangle-spotted Snake, (Reinhardt's Lined Snake) Nördliche Triangelnatter Nordlig Triangelsnog 1843 Lycodon lineatus Reinhardt 1870 Cyclocorus maculatus Jan (Iskandar & Colijn 2001) 1965 Cyclocorus lineatus alcalai Leviton Other common names: alcalai: Alcala's Northern Triangle-spotted Snake, Alcala's Triangle-spotted Snake Remarks: Leviton, Siler, Weinell & Brown (2018) did not include Pacijan (Camotes Islands) and Masbate in the distribution of the species. Presence in Mindanao is regarded as questionable, although listed for the island by Alcala (1986), followed by Nuñeza, Ates-Camino & Alicante (2010). Distribution: Philippines (Babuyan Islands [Calayan, Camiguin Norte], Caluya, Camotes Islands [Pacijan], Catanduanes, Cebu, Inampulugan, Lubang, Luzon, Marinduque, Masbate, Mindoro, Negros, Panay, Polillo, Tablas). Cyclocorus nuchalis Southern Triangle-spotted Snake Südliche Triangelnatter Sydlig Triangelsnog 1923 Cyclocorus nuchalis Taylor Cyclocorus lineatus nuchalis Gaulke 1994 1965 Cyclocorus nuchalis taylori Leviton Other common names: taylori: Taylor's Southern Triangle-spotted Snake Distribution: Philippines (Camiguin Sur, Leyte, Mindanao, Samar, Siargao, Sulu Islands [Basilan]).