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:''Common names: Sumatran pitviper,〔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.〕 Sumatran tree viper,〔Mehrtens JM. 1987. Living Snakes of the World in Color. New York: Sterling Publishers. 480 pp. ISBN 0-8069-6460-X.〕 Sumatran pit viper.〔Brown JH. 1973. ''Toxicology and Pharmacology of Venoms from Poisonous Snakes''. Springfield, Illinois: Charles C. Thomas. 184 pp. LCCCN 73-229. ISBN 0-398-02808-7.〕'' ''Trimeresurus sumatranus'' is a venomous pitviper species found in Thailand, Malaysia and Indonesia. Arboreal, its coloration is pale green with a red tail. Two subspecies are currently recognized, including the nominate subspecies described here. ==Description== ''Trimeresurus sumatranus'' is a large heavy-bodied pitviper, with a prehensile tail. Adults may attain SVL (snout-vent length), with fangs over 10 mm (⅜ inch) long.〔Das, Indraneil. 2006. ''A Photographic Guide to Snakes and Other Reptiles of Borneo''. Ralph Curtis Books. Sanibel Island, Florida. 144 pp. ISBN 0-88359-061-1. (''Parias sumatranus'', p. 55.)〕 It is an arboreal species that is pale green in color with a red tail.〔 The dorsal scales are edged with black, which may form crossbands in more mature specimens. There is a white or yellow stripe on each side along the first row of dorsal scales. Ventrally it is greenish or yellowish, and the ventral scales may be thinly edged with black.〔Boulenger, G.A. 1896. ''Catalogue of the Snakes in the British Museum (Natural History). Volume III., Containing the...Viperidæ.''. Trustees of the British Museum (Natural History). (Taylor and Francis, Printers.) London. xiv + 727 pp. + Plates I.- XXV. (''Lachesis sumatranus'', pp. 557-558.)〕 Scalation includes 21 (23) rows of dorsal scales at midbody, 183-190/182-191 ventral scales in males/females, 57-66/55-64 subcaudal scales in males/females, and 8-10 supralabial scales.〔 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Trimeresurus sumatranus」の詳細全文を読む スポンサード リンク
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