Nguyenvansang's snake (Colubroelaps nguyenvansangi) is a species of snake in the subfamily Sibynophiinae of the family Colubridae. The species is endemic to Vietnam.
Etymology The specific name, nguyenvansangi, is in honor of Vietnamese herpetologist Nguyen Van Sang.Beolens, Bo; Watkins, Michael; Grayson, Michael (2011). The Eponym Dictionary of Reptiles. Baltimore: Johns Hopkins University Press. xiii + 296 pp. . (Colubroelaps nguyenvansangi, p. 190).
Taxonomy As of 2024, the genus Colubroelaps contains only one other species, Colubroelaps adleri. www.reptile-database.org.
Geographic range Colubroelaps nguyenvansangi is found in southern Vietnam, in Bình Phước Province and Lâm Đồng Province.. www.reptile-database.org.
Description Colubroelaps nguyenvansangi may attain a total length of , which includes a tail about long. The head is small, roundish, and short, and is not distinct from the body. The body is very slender. The dorsal scales are in 15 rows at midbody. Dorsally, it is striped with brown and black. Ventrally, in striking contrast, it is uniform white.
References
Further reading Orlov, Nikolai L.; Kharin, Vladimir E.; Ananjeva, Natalia B.; Nguyen, Thien Tao; Nguyen, Truong Quang (2009). "A New Genus and Species of Colubrid Snake (Squamata, Ophidia, Colubridae) from South Vietnam (Lam Dong Province)". Russian Journal of Herpetology 16 (3): 228–240. (Colubroelaps, new genus; C. nguyenvansangi, new species). (in English).