Brown Spotted Pit Viper (species: Protobothrops mucrosquamatus) in Laos Wildlife (Gaia Guide)
Protobothrops mucrosquamatus
Brown Spotted Pit Viper


©Skink Chen: Brown Spotted Pit Viper (Protobothrops mucrosquamatus)
Kingdom Animalia
Phylum Chordata
Class Reptilia
Order Squamata
Family Viperidae
Genus Protobothrops
Species Protobothrops mucrosquamatus
Status least concern

Distinguishing features

They are a grayish or olive brown above, with dorsal series of large brown, black-edged spots or blotches, and a lateral series of smaller spots; head above brownish, below whitish; belly whitish but heavily powdered with light brown; tail brownish (possibly pink in life), with series of dark dorsal spots.

Scalation: dorsal scales in 25 longitudinal rows at midbody; scales on upper surface of head, small, each scale keeled posteriorly; internasals 5-10 times size of adjacent scales, separated by 3-4 scales; supraoculars, long, narrow, undivided, 14-16 small interoculars in line between them; 2 scales on line between upper preocular and nasal scale; 9-11 upper labials, first upper labial separated from nasal by suture; 2-3 small scales between upper labials and subocular; 2-3 rows of temporal scales above upper labials smooth, above those scales keeled; ventrals 200-218; subcaudals 76-91, all paired. (Wikipedia)

Size

  • Up to 112 cm (Length of specimen) - applies to Males
  • Up to 116 cm (Length of specimen) - applies to Females

Synonyms

Distribution and habitat preferences

They are found from northeastern India (Assam) and Bangladesh, to Myanmar, China (Fujian, Jiangxi, Guangdong and Sichuan), as well as in Taiwan. The type locality given is "Naga Hills" (Assam, India).

This snake is introduced to Okinawa, Japan. (Wikipedia)

Web resources