{{Short description|Species of snake}} {{Speciesbox | image = Reptile Medo Pit Viper Viridovipera medoensis.jpg | status = DD | status_system = IUCN3.1 | status_ref = <ref name=IUCN>{{Cite journal | author = Zhou, Z. | author2 = Rao, D.-q. | name-list-style = amp | title = ''Viridovipera medoensis'' | journal = [[The IUCN Red List of Threatened Species]] | volume = 2012 | page = e.T192090A2038504 | publisher = [[IUCN]] | date = 2012 | url = http://www.iucnredlist.org/details/192090/0 | doi = 10.2305/IUCN.UK.2012-1.RLTS.T192090A2038504.en | access-date = 15 January 2018| doi-access = free }}</ref> | genus = Trimeresurus | species = medoensis | authority = [[Zhao Ermi|Zhao]], 1977 | synonyms = * ''Trimeresurus medoensis'' <small>Zhao, 1977</small><ref name="McD99">McDiarmid RW, [[Jonathan A. Campbell|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).</ref> *''Viridovipera medoensis'' <br/><small>&ndash; Malhotra & Thorpe, 2004</small> *''Trimeresurus (Viridovipera) medoensis'' <small>&ndash; David et al., 2011</small><ref>The Reptile Database. www.reptile-database.org.</ref> }}

'''''Trimeresurus medoensis''''', [[common name|commonly named]] the '''Motuo bamboo pitviper''',<ref name="Gum04">Gumprecht A, Tillack F, [[Nikolai Liutsianovich Orlov|Orlov NL]], [[Ashok Captain|Captain A]], Ryabov S. 2004. ''Asian Pitvipers''. Geitje Books. Berlin. 1st Edition. 368 pp. {{ISBN|3-937975-00-4}}.</ref> is a [[venomous snake|venomous]] [[Crotalinae|pitviper]] [[species]] [[Endemism|endemic]] to [[India]], [[Burma]], and [[Tibet]]. No [[subspecies]] are currently recognized.<ref name="ITIS">{{ITIS |id=634925 |taxon=Trimeresurus medoensis |accessdate=25 May 2007}}</ref>

==Description== [[File:Reptile Medo Pit Viper Viridovipera medoensis IMG 4231 08.jpg|thumb|In Arunachal Pradesh, India]] Maximum total length for males is {{convert|671|mm|in|abbr=on}}; for females, {{convert|650|mm|in|abbr=on}}. Maximum tail length for males is {{convert|125|mm|in|abbr=on}}; for females, {{convert|115|mm|in|abbr=on}}.<ref name="Lev03">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.</ref>

The [[Hemipenis|hemipenes]] are short, thick, and spinose.<ref name="Lev03"/>

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.<ref name="Lev03"/>

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.<ref name="Lev03"/>

==Geographic range== Found in North-Eastern [[India]]; northern [[Burma]] (Myanmar); and southeastern [[Tibet Autonomous Region|Xizang]] (Tibet), [[China]]. The [[Type locality (biology)|type locality]] listed is "near A-ni Bridge, Medo Xian, Xizang [Tibet], alt. 1,200 m [3,900 ft]" [Autonomous Region, China].<ref name="McD99"/>

==References== {{Reflist}}

==Further reading== {{Refbegin}} *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. *[[:fr:Er-mi Zhao|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. {{Refend}}

==External links== * {{NRDB species|genus=Trimeresurus|species=medoensis|date=4 December|year=2012}}

{{Taxonbar|from=Q1037349}}

[[Category:Trimeresurus|medoensis]] [[Category:Snakes of Myanmar]] [[Category:Snakes of China]] [[Category:Snakes of India]] [[Category:Reptiles described in 1977]] [[Category:Taxa named by Zhao Ermi]]