Trimeresurus gramineus

Trimeresurus gramineus
Conservation status
Least Concern (IUCN 3.1)
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Reptilia
Order:	Squamata
Suborder:	Serpentes
Family:	Viperidae
Genus:	Trimeresurus
Species:	T. gramineus
Binomial name
Trimeresurus gramineus (Shaw, 1802)
Synonyms
Coluber Gramineus Shaw, 1802 Coluber viridis Bechstein, 1802 Vipera viridis – Daudin, 1803 Trimeresurus viridis – Lacépède, 1804 [Cophias] viridis – Merrem, 1820 Trigonoceph[alus]. viridis – Schinz, 1822 Bothrops viridis – Wagler, 1830 Trigonoc[ephalus]. viridis – Schlegel, 1837 Trimesurus viridis – Gray, 1842 [Bothrophis] viridis – Fitzinger, 1843 Trigonocephalus gramineus – Cantor, 1847 Trigonocephalus (Cophias) viridis – Jerdon, 1854 B[othrops]. viridis var. fario Jan, 1863 B[othrops]. viridis var. Genei Jan, 1863 Trimeresurus gramineus – Günther, 1864 Crotalus Trimeresurus gramineus – Higgins, 1873 Lachesis gramineus – Boulenger, 1896 Trimeresurus gramineus gramineus – Stejneger, 1927 Trimeresurus occidentalis Pope & Pope, 1933 Trimeresurus gramineus – Taub, 1964 Trimeresurus gramineus – Golay et al., 1993 Trimeresurus (Craspedocephalus) gramineus – David et al., 2011

Trimeresurus gramineus (bamboo pit viper, Indian green pit viper,common green pit viper) is a venomous pit viper species found only in southern India. No subspecies are currently recognized. It is the type species for the genus Trimeresurus.

Rostral scale as deep as broad or broader than deep; upper head-scales small, smooth, imbricate; supraocular scale narrow, rarely broken up; internasals in contact or separated by one or two scales; 8 to 13 scales on a line between the supraoculars; usually one or two, rarely three, series of scales between the suboculars and the labials; 9 to 12 upper labials, second usually forming the anterior border of the loreal pit, third largest; temporal scales smooth.

Dorsal scales more or less distinctly keeled, in 21 (rarely 19 or 23) rows. Ventrals 145–175; anal scale entire; subcaudals in two rows 53–76.

Upper parts usually bright green, rarely yellowish, greyish, or purplish brown, with or without black, brown, or reddish spots; usually a light, white, yellow, or red streak along the outer row of scales; end of tail frequently yellow or red; lower parts green, yellow, or whitish.

Grows to a total length of 3.25 feet (0.99 m); tail 5.5 inches (14 cm).

Bamboo pit viper, Indian tree viper, bamboo snake, Indian green tree viper, green tree viper, bamboo viper, bamboo pitviper,boodro pam, grass-green snake, green pit viper.

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