Thai National Parks

Reptiles of Thailand

Species of Thailand

Jasper cat snake

Thai: งูกระ, ngu gra

Binomial name: Boiga jaspidea, André Marie Constant Duméril, Gabriel Bibron & Auguste Duméril, 1854

The jasper cat snake (Boiga jaspidea) is a small and slender species of rear-fanged colubrid that is uncommon throughout its range.


Its body is reddish to chocolate brown, but rich black and white speckles cover the entire body except for the ventrals, which are yellow. In addition, there are faint black lateral bars, and white spots on the ventrolateral area. Its maximum length is 1.5 m (4.9 feet).

Geographic range

Indonesia, Borneo, Peninsular Malaysia, Thailand

Habitat and behavior

The jasper cat snake lives in arboreal habitats in tropical rainforests, and sometimes among low-lying shrubs. It has been reported to lay up to three eggs in termite nests. Little else is known about this elusive snake.


The jasper cat snake feeds on geckos and other smaller snakes in the wild.

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Scientific classification

Boiga jaspidea

Common names

  • German: Jaspis Katzennatter
  • English: Jasper cat snake
  • Thai: งูกระ, ngu gra


  • Boiga jaspidea, Van Stanley Bartholomew Wallach et al. (2014)
  • Boiga jaspidea, Jelmer Groen (2008)
  • Boiga jaspidea, Merel J. Cox et al. (1998)
  • Boiga jaspidea, Ulrich Manthey & Wolfgang Grossmann (1997)
  • Boiga jaspidea, Michael Wilmer Forbes Tweedie (1950)
  • Boiga jaspidea, Felix Kopstein (1938)
  • Boiga jaspidea, Thomas Barbour (1912)
  • Dipsadoides decipiens, Nelson Annandale (1905)
  • Dipsadomorphus jaspideus, George Albert Boulenger (1896)
  • Dipsas jaspidea, Giorgio Jan (1863)
  • Dipsas boops, Albert Charles Lewis Günther (1858)
  • Triglyphodon jaspideum, André Marie Constant Duméril, Gabriel Bibron & Auguste Duméril (1854)

Conservation status

Least Concern (IUCN3.1)

Least Concern (IUCN3.1)

Distribution map of Jasper cat snake, Boiga jaspidea in Thailand

Range map of Boiga jaspidea in Thailand

Important note; our range maps are based on limited data we have collected. The data is not necessarily accurate or complete.

Special thanks to Ton Smits, Parinya Pawangkhanant, Ian Dugdale and many others for their contribution for range data.

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