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:''Common names: hump-nosed viper,〔U.S. Navy. 1991. ''Poisonous Snakes of the World''. US Govt. New York: Dover Publications Inc. 203 pp. ISBN 0-486-26629-X.〕 Merrem's hump-nosed viper,〔Defense Pest Management Information Analysis Center. 2001. Regional Disease Vector Ecology Profile for South Central Asia. 219 pp. (PDF ) at (Armed Forces Pest Management Board ). Accessed 17 November 2006.〕 more.'' ''Hypnale hypnale'' is a venomous pitviper species endemic to India and Sri Lanka.〔 No subspecies are currently recognized. ==Description== ''H. hypnale'' grows to an average of 30–45 cm (11¾-17¾ inches) in total length.〔 The Armed Forces Pest Management Board states 0.4-0.6 m (15¾-23⅝ inches) in total length.〔 Its build is that of a typical viperid with a stout body and a wide head. The snout is pointed and turned upwards,〔 ending in a hump.〔 The frontal, supraoculars, and parietal shields are large, but those on the snout are small and irregular.〔 The color pattern is grayish with heavy brown mottling, overlaid with a double row of large dark spots. The belly is brownish or yellowish with dark mottling. The tip of the tail is yellow or reddish.〔 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「Hypnale hypnale」の詳細全文を読む スポンサード リンク
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