Lycodon jara, commonly known as the twin-spotted wolf snake, is a species of colubrid snake. It is endemic to Asia.
| Lycodon jara | |
|---|---|
| |
| A twin-spotted wolf snake from North Bengal. | |
Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Reptilia |
| Order: | Squamata |
| Suborder: | Serpentes |
| Family: | Colubridae |
| Genus: | Lycodon |
| Species: | L. jara
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| Binomial name | |
| Lycodon jara | |
| Synonyms | |
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Coluber jara Shaw, 1802 | |
Distribution
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Found in Bangladesh, India (Assam, Odisha, Arunachal Pradesh, Manipur, West Bengal and parts of Uttar Pradesh) and Nepal.
Description
editSnout much depressed; eye rather small. Rostral much broader than long, just visible from above; internasals much shorter than the prefrontals; frontal as long as or a little shorter than its distance from the end of the snout, a little shorter than the parietals; loreal elongate, not entering the eye; one pre-ocular; two post-oculars; temporals small, 1 + 2; 9 or 10 upper labials, third, fourth, and fifth entering the eye; 4 or 5 lower labials in contact with the anterior chin-shields, which are longer than the posterior.
Dorsal scales smooth, in 17 rows. Ventrals 167–175, not angulate laterally; anal divided; subcaudals 56–63, in two rows.
Coloration in alcohol (for preserved specimens): brown above, each scale with two white dots or short longitudinal lines; labials white; usually a white collar; lower surface uniform white.[4]
Total length 35 cm (133⁄4 inches); tail 6 cm (23⁄8 inches).[5]
Gallery
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Rescued individual from Jalpaiguri, West Bengal -
References
edit- ^ Captain, A. (2010). "Lycodon jara". The IUCN Red List of Threatened Species. 2010. IUCN: e.T176843A7315760. doi:10.2305/IUCN.UK.2010-4.RLTS.T176843A7315760.en. Retrieved 10 January 2018.
- ^ Shaw, G. 1802 General Zoology, or Systematic Natural History. Vol.3, part 1 + 2. G. Kearsley, Thomas Davison, London: 313-615
- ^ Boulenger, G.A. 1893. Catalogue of the Snakes in the British Museum (Natural History), Volume I. London.
- ^ Boulenger, G. A. 1890. The Fauna of British India, Including Ceylon and Burma. Reptilia and Batrachia. Taylor & Francis, London, xviii, 541 pp.
- ^ Boulenger, G.A. 1893. Catalogue of the Snakes in the British Museum (Natural History), Volume I. London.
Other references
edit- Lanza, B. 1999 A new species of Lycodon from the Philippines, with a key to the genus (Reptilia: Serpentes: Colubridae). Tropical Zoology 12: 89-104
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