Nguyenvansang's snake (''Colubroelaps nguyenvansangi'' ) is a

species In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriate s ...

of snake in the

family Family (from la, familia) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its ...

Colubridae Colubridae (, commonly known as colubrids , from la, coluber, 'snake') is a family of snakes. With 249 genera, it is the largest snake family. The earliest species of the family date back to the Oligocene epoch. Colubrid snakes are found on ever ...

. The species is

endemic Endemism is the state of a species being found in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also found elsew ...

Vietnam Vietnam or Viet Nam ( vi, Việt Nam, ), officially the Socialist Republic of Vietnam,., group="n" is a country in Southeast Asia, at the eastern edge of mainland Southeast Asia, with an area of and population of 96 million, making i ...

Etymology

The

specific name Specific name may refer to: * in Database management systems, a system-assigned name that is unique within a particular database In taxonomy, either of these two meanings, each with its own set of rules: * Specific name (botany), the two-part (bino ...

, ''nguyenvansangi'', is in honor of Vietnamese herpetologist

Nguyen Van Sang Nguyễn () is the most common Vietnamese surname. Outside of Vietnam, the surname is commonly rendered without diacritics as Nguyen. Nguyên (元）is a different word and surname. By some estimates 39 percent of Vietnamese people bear this s ...

.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 2019, the

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...

''Colubroelaps'' is

monotypic In biology, a monotypic taxon is a taxonomic group (taxon) that contains only one immediately subordinate taxon. A monotypic species is one that does not include subspecies or smaller, infraspecific taxa. In the case of genera, the term "unispec ...

, containing the sole species ''C. nguyenvansangi''.

Geographic range

''C. nguyenvansangi'' is found in southern Vietnam, in Bình Phước Province and Lâm Đồng Province.. www.reptile-database.org.

Description

''C. 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 In snakes, the dorsal scales are the longitudinal series of plates that encircle the body, but do not include the ventral scales. Campbell JA, Lamar WW (2004). ''The Venomous Reptiles of the Western Hemisphere''. Ithaca and London: Comstock Publis ...

are in 15 rows at midbody. Dorsally, it is striped with brown and black. Ventrally, in striking contrast, it is uniform white.

Etymology

Taxonomy

Geographic range

Description

References

Further reading