Species of Thailand
Spencer's mountain stream snake
Opisthotropis spenceri
Malcolm Arthur Smith, 1918
In Thai: งูลายสอสองสี, ngu lai sor song see
Smith's mountain keelback (Opisthotropis spenceri), also known commonly as Spencer's stream snake, is a species of snake in the family Colubridae. The species is endemic to Thailand.
Etymology
The specific name, spenceri, is in honor of Mr. F.D. Spencer who collected the type specimen.
Habitat
The preferred natural habitat of O. spenceri is flowing streams.
Description
O. spenceri may attain a total length (including tail) of 60 cm. Dorsally, it is olive-colored. Ventrally it is yellowish white on the body, with gray mottling on the tail. It has smooth dorsal scales, which are arranged in 17 rows.
Behavior
O. spenceri is aquatic and nocturnal.
Diet
O. spenceri preys upon freshwater shrimp, earthworms, fishes, frogs, and tadpoles.
Reproduction
O. spenceri is oviparous.
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Scientific classification
- Kingdom
- Animalia
- Phylum
- Chordata
- Subphylum
- Vertebrata
- Class
- Reptilia
- Order
- Squamata
- Suborder
- Serpentes
- Family
- Colubridae
- Genus
- Opisthotropis
- Species
- Opisthotropis spenceri
Common names
- German: Spencers Bachnatter
- English:
- Spencer's mountain stream snake
- Smith's mountain keelback
- Spencer’s stream snake
- Spencer's mountain keelback
- Thai: งูลายสอสองสี, ngu lai sor song see
Synonyms
- Opisthotropis spenceri, Van Stanley Bartholomew Wallach et al. (2014)
- Opisthotropis spenceri, David et al. (2011)
- Opisthotrophis sic spenceri, Tanya Chan-Ard et al. (1999)
- Opisthotropis spenceri, Walter Creighton Brown & Alan E. Leviton (1961)
- Opisthotropis spenceri, Malcolm Arthur Smith (1943)
- Opisthotropis spenceri, Malcolm Arthur Smith (1918)
Conservation status
Data Deficient (IUCN2.3)
Photos
Range Map
- Doi Saket District, Chiang Mai
- Ngao District, Lampang
- Pong District, Phayao
- Tha Wang Pha District, Nan