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

Synonyms

  • Trimeresurus sabahi toba, Daniel G. Mulcahy et al. (2017)
  • Trimeresurus sabahi fucatus, Daniel G. Mulcahy et al. (2017)
  • Trimeresurus sabahi buniana, Daniel G. Mulcahy et al. (2017)
  • Trimeresurus sabahi barati, Daniel G. Mulcahy et al. (2017)
  • Trimeresurus sabahi sabahi, Daniel G. Mulcahy et al. (2017)
  • Popeia fucatus, Tanya Chan-Ard et al. (2015)
  • Popeia toba, Van Stanley Bartholomew Wallach et al. (2014)
  • Popeia fucatus, Van Stanley Bartholomew Wallach et al. (2014)
  • Popeia buniana, Van Stanley Bartholomew Wallach et al. (2014)
  • Popeia barati, Van Stanley Bartholomew Wallach et al. (2014)

Conservation status

Least Concern (IUCN3.1)

Least Concern (IUCN3.1)

Photos

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Trimeresurus sabahi fucatus (male) - Takua Pa District, Phang Nga
Trimeresurus sabahi fucatus (male/head) - Takua Pa District, Phang-Nga
Trimeresurus sabahi fucatus (female) - Yong Waterfall NP
Trimeresurus sabahi fucatus (female) - Yong Waterfall NP
Trimeresurus sabahi fucatus - Khao Sok NP
Trimeresurus sabahi fucatus - Khao Sok NP
Trimeresurus sabahi fucatus - Khao Sok NP

Range Map

Distribution map of Sabah pit viper, Trimeresurus sabahi in Thailand
  • 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
  • Takua Pa District, Phang Nga
  • Thai Mueang District, Phang Nga
  • Thale Ban National Park
  • Yong Waterfall National Park
Range map of Trimeresurus sabahi in Thailand

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