Trimeresurus medoensis

Trimeresurus medoensis, commonly named the Motuo bamboo pitviper,[4] is a venomous pitviper species endemic to India, Burma, and China. No subspecies are currently recognized.[5]

Trimeresurus medoensis
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Reptilia
Order: Squamata
Suborder: Serpentes
Family: Viperidae
Genus: Trimeresurus
Species:
T. medoensis
Binomial name
Trimeresurus medoensis
Zhao, 1977
Synonyms
  • Trimeresurus medoensis Zhao, 1977[2]
  • Viridovipera medoensis
    – Malhotra & Thorpe, 2004
  • Trimeresurus (Viridovipera) medoensis – David et al., 2011[3]

Description
In Arunachal Pradesh, India

Maximum total length for males is 671 mm (26.4 in); for females, 650 mm (26 in). Maximum tail length for males is 125 mm (4.9 in); for females, 115 mm (4.5 in).[6]

The hemipenes are short, thick, and spinose.[6]

Scalation: dorsal scales in 17 longitudinal rows at midbody, of which rows 7-11 are slightly keeled. There are 8 upper labials, of which the first are separated from the nasal scales by a distinct suture. The ventrals number less than 150.[6]

Color pattern: green or bluish green above, yellowish white below, the two separated by a bright bicolored red (below) and white (above) ventrolateral stripe (in both males and females), which occupies the whole of the outermost scale row and a portion of the second row.[6]

Geographic range

Found in North-Eastern India; northern Burma (Myanmar); and southeastern Xizang (Tibet), China. The type locality listed is "near A-ni Bridge, Medo Xian, Xizang [Tibet], alt. 1,200 m [3,900 ft]" [Autonomous Region, China].[2]

References
  1. Zhou, Z. & Rao, D.-q. (2012). "Viridovipera medoensis". The IUCN Red List of Threatened Species. IUCN. 2012: e.T192090A2038504. doi:10.2305/IUCN.UK.2012-1.RLTS.T192090A2038504.en. Retrieved 15 January 2018.
  2. McDiarmid RW, Campbell JA, Touré T. 1999. Snake Species of the World: A Taxonomic and Geographic Reference, Volume 1. Herpetologists' League. 511 pp. ISBN 1-893777-00-6 (series). ISBN 1-893777-01-4 (volume).
  3. The Reptile Database. www.reptile-database.org.
  4. Gumprecht A, Tillack F, Orlov NL, Captain A, Ryabov S. 2004. Asian Pitvipers. Geitje Books. Berlin. 1st Edition. 368 pp. ISBN 3-937975-00-4.
  5. "Trimeresurus medoensis". Integrated Taxonomic Information System. Retrieved 25 May 2007.
  6. Leviton AE, Wogan GOU, Koo MS, Zug GR, Lucas RS, Vindum JV. 2003. The Dangerously Venomous Snakes of Burma, Illustrated Checklist with Keys. Proc. Cal. Acad. Sci. 54 (24): 407-462.

Further reading
  • David, Patrick; and Tong, Haiyan. 1997. Translations of Recent Descriptions of Chinese Pitvipers of the Trimeresurus-Complex (Serpentes, Viperidae), with a Key to the Complex in China and Adjacent Areas. Smithsonian Herpetological Information Service (112): 1-31.
  • David, Patrick; Ashok Captain; and Bharat B. Bhatt. 2002 [2001]. On the occurrence of Trimeresurus medoensis Djao in: Djao & Jaing, 1977 (Serpentes, Viperidae, Crotalinae) in India, with a redescription of the species and notes on its biology. Hamadryad 26 (2): 210-226.
  • Djao, Er-mie; and Jiang, Yao-ming. 1977. A survey of reptiles in Xizang Autonomous Region, with faunal analysis and descriptions of new forms. Acta Zoologica Sinica 23: 64-67.
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