Thai National Parks

Reptiles of Thailand

Species of Thailand

Khasi Hills keelback

Binomial name: Hebius khasiense (George Albert Boulenger, 1890)

Amphiesma khasiense, commonly known as the Khasi Hills keelback, is a species of colubrid snake endemic to Asia.

Geographic range

It is found in parts of China (Tibet, Yunnan), India (primarily in the province of Assam), Laos, Myanmar, Thailand and Vietnam.


It is a reddish brown snake with a white transverse bar running across the supralabial scales.

The dorsal scales are in 19 rows, rather strongly keeled, except for the smooth outer row. The ventrals number 150-154, the subcaudals 80-100. The anal plate is divided.

Adults are about 60 cm (23½ in.) total length, of which about 19 cm (7½ in.) is tail.


The Khasi Hills keelback's nutritional intake consists primarily of toads.

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Scientific classification

Hebius khasiense

Common names

  • German: Khasi Hills Gebirgswassernatter
  • English: Khasi Hills keelback, Khasi Mountain keelback
  • Thai: งูลายสาบเขาสูง


  • Amphiesma khasiense, Tanya Chan-Ard et al. (2015)
  • Hebius khasiense, Peng Guo et al. (2014)
  • Amphiesma khasiense, Van Stanley Bartholomew Wallach et al. (2014)
  • Amphiesma cf. khasiense, Larry Lee Grismer et al. (2007)
  • Amphiesma khasiense, Thomas Ziegler et al. (2006)
  • Amphiesma khasiensis, R. C. Sharma (2004)
  • Amphiesma khasiensis, Indraneil Das (1996)
  • Paranatrix modesta, Mahendra (1984)
  • Amphiesma khasiensis, E. V. Malnate (1960)
  • Natrix khasiensis, Malcolm Arthur Smith (1943)
  • Natirx gilhodesi, Frank Wall (1925)
  • Natirx gihodesi, Frank Wall (1925)
  • Natrix khasiensis, Frank Wall (1923)
  • Tropidonotus khasiensis, Frank Wall (1908)
  • Tropidonotus khasiensis, George Albert Boulenger (1893)
  • Tropidonotus khasiensis, George Albert Boulenger (1890)

Khasi Hills keelback is found in following locations in Thailand

Please note that this non-official list is not complete nor necessarily accurate. This list is a summary of checklists from other websites, blogs, publications, photo/videos published on various websites or our own findings. We appreciate your contributions with photo proof.

Hebius khasiense

Hebius khasiense

Creative Commons Attribution-ShareAlike 4.0 International Thai National Parks

Hebius khasiense

Hebius khasiense

Creative Commons Attribution-ShareAlike 4.0 International Thai National Parks

Distribution map of Khasi Hills keelback, Hebius khasiense in Thailand

Range map of Hebius khasiense in Thailand

Important note; our range maps are generated automatically based on very limited data we have about the protected sites, the data is not necessarily accurate. Please help us to improve our range maps by sharing your findings/knowledge.