Species of Thailand
Sabah pit viper
Trimeresurus sabahi, Urs Regenass & Eugen Kramer, 1981
Trimeresurus sabahi, commonly known as the Sabah bamboo pitviper, is a venomous pitviper species endemic to the island of Borneo.
Description
Adults may attain a snout-vent length (SVL) of 62 cm.
Dorsally, it is uniform green, without crossbars. Ventrally it is pale green. There is narrow bicolor stripe on the first one and a half dorsal scale rows. In males this stripe is rust-colored or red below, and it is white above. In females it is yellow or white. The iris of the eye is red or orange in adults of both sexes, but in young specimens may be yellowish-green. There are no markings behind the eye.
The scalation includes 21 (23) rows of dorsal scales at midbody, 149-157/148-156 ventral scales in males/females or 148–159 in general, 72-76/59-65 subcaudal scales in males/females, and 9-11 supralabial scales (9-10 with the third being the largest).
Geographic range
Found on the island of Borneo in East Malaysia (Sabah and Sarawak) and Indonesia (North Kalimantan). The type locality given is "Mount Kinabalu, Kulapis River, British North Borneo".
Habitat
It inhabits mountainous regions at altitudes from 1, 000 m to 1, 150 m, where it is commonly found on branches of shrubs and other low vegetation.
Reproduction
The reproductive biology of this species is unknown.
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Scientific classification
- Kingdom
- Animalia
- Phylum
- Chordata
- Class
- Reptilia
- Order
- Squamata
- Suborder
- Serpentes
- Family
- Viperidae
- Genus
- Trimeresurus
- Species
- Trimeresurus sabahi
Common names
- English:
- Sabah pit viper
- Toba pit viper
- The fairy pit viper
- Barat namboo pit viper
- Siamese peninsula pit viper
- Sabah bamboo pit viper
Subspecies
Trimeresurus sabahi barati, Urs Regenass & Eugen Kramer, 1981
Trimeresurus sabahi buniana, Larry Lee Grismer, Jesse L Grismer & Jimmy Adair McGuire, 2006
Trimeresurus sabahi fucatus, Gernot Vogel, Patrick David & Olivier S.G. Pauwels, 2004
Trimeresurus sabahi sabahi, Urs Regenass & Eugen Kramer, 1981
Trimeresurus sabahi toba, Patrick David, Massimo Petri, Olivier S.G. Pauwels & Giuliano Doria, 2009
Conservation status

Least Concern (IUCN3.1)
Photos
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Range Map

- Bang Lang National Park
- Betong District, Yala
- Khao Luang
- Khao Sok National Park
- Ko Lanta National Park
- La-un District, Ranong
- Lam Nam Kra Buri National Park
- Mueang Krabi District, Krabi
- Mueang Ranong District, Ranong
- Nopphitam District, Nakhon Si Thammarat
- Raman Waterfall Forest Park
- Suk Samran District, Ranong
- Tai Rom Yen National Park
- Takua Pa District, Phang Nga
- Thai Mueang District, Phang Nga
- Thale Ban National Park
- Yong Waterfall National Park