Trimeresurus erythrurus


Trimeresurus erythrurus, commonly known as the red-tailed bamboo pitviper, is a venomous pit viper species endemic to India, Bangladesh and Burma. No subspecies are currently recognized.

Description

Males grow to a maximum total length, of which the tail is in length. Females reach a maximum total length of, with a tail length of.
Scalation: dorsal scales in 23-25 longitudinal rows at midbody; first upper labial partially or completely fused to nasal; 9-13 upper labials, 1-2 rows of scales separate upper labials from the suboculars; 11-14 scales in a line between supraoculars; supraoculars rarely divided; temporal scales small, strongly keeled; ventral scales: males 153-174, females: 151-180; subcaudals: males 62-79, females 49-61, usually paired, occasionally unpaired shields present among paired series.
Color pattern: head uniform green, dorsum bright green, light ventrolateral stripe present in males, present or absent in females, tail spotted with brown; hemipenes without spines.

Geographic range

Found in eastern India, Bangladesh, Burma. The original type locality given was as "Delta Gangeticum". The type locality given by Boulenger is "Ganges Delta."