Thai National Parks

Reptiles of Thailand

Species of Thailand

Triangle keelback

Thai: งูลายสอลายสามเหลี่ยม, ngu lai sor lai sam liam

Binomial name: Xenochrophis trianguligerus, Friedrich Boie, 1827

The triangle keelback (Xenochrophis trianguligerus) is a species of snake found in Brunei Darussalam, Burma (Myanmar), Cambodia, India (Nicobar Islands; Arunachal Pradesh (Deban - Changlang district)), Indonesia (Nias, Mentawai, Sumatra, Riau Archipelago, Bangka, Billiton, Borneo, Java, Sulawesi=Celebes, Sangihe Archipelago, Ternate), Laos, Malaysia (Malaya and East Malaysia), Singapore, Thailand, and Vietnam.

The type locality is Java.

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Scientific classification

Kingdom
Animalia
Phylum
Chordata
Class
Reptilia
Order
Squamata
Suborder
Serpentes
Family
Natricidae
Genus
Xenochrophis
Species
Xenochrophis trianguligerus

Common names

  • German: Dreiecks-Fischnatter
  • English: Triangle keelback
  • Thai:
    • งูลายสอลายสามเหลี่ยม, ngu lai sor lai sam liam
    • งูลายสอน้ำตก, ngu lai sor namtok

Synonyms

  • Xenochrophis trianguligerus, Van Stanley Bartholomew Wallach et al. (2014)
  • Xenochrophis trianguligerus, Rudolf Malkmus et al. (2002)
  • Xenochrophis trianguligera, Merel J. Cox et al. (1998)
  • Sinonatrix trianguligera, Ding-Qi Rao & Da-Tong Yang (1998)
  • Xenochrophis trianguligerus, Ulrich Manthey & Wolfgang Grossmann (1997)
  • Natrix trianguligera, Richard Shine (1994)
  • Xenochrophis trianguligerus, E. V. Malnate & Garth Underwood (1988)
  • Sinonatrix trianguligerus, Ulrich Manthey (1983)
  • Natrix trianguligera, Alice Georgie Cruickshank Grandison (1978)
  • Sinonatrix trianguligera, Douglas Athon Rossman & W. G. Eberle (1977)
  • Natrix trianguligera, Alice Georgie Cruickshank Grandison (1972)
  • Natrix trianguligera, Malcolm Arthur Smith (1943)
  • Tropidonotus trianguligerus, Theodorus Willem van Lidth de Jeude (1922)
  • Natrix trianguligera, Thomas Barbour (1912)
  • Tropidonotus trianguligerus, Axel Johan Einar Lönnberg (1899)
  • Tropidonotus trianguligerus, George Albert Boulenger (1893)
  • Tropidonotus trianguligerus, George Albert Boulenger (1885)
  • Tropidonotus trianguligerus var. annularis, Johann Gustav Fischer (1885)
  • Tropidonotus trianguligerus, André Marie Constant Duméril & Gabriel Bibron (1854)
  • Tropidonotus umbratus var., Theodore Edward Cantor (1847)
  • Tropidonotus trianguligerus, Hermann Schlegel (1837)
  • Tropidonotus trianguligerus, Friedrich Boie (1827)

Conservation status

Least Concern (IUCN3.1)

Least Concern (IUCN3.1)

Xenochrophis trianguligerus

Xenochrophis trianguligerus

Creative Commons Attribution-ShareAlike 4.0 International Thai National Parks

Xenochrophis trianguligerus

Xenochrophis trianguligerus

Creative Commons Attribution-ShareAlike 4.0 International Thai National Parks

Triangle keelback

Triangle keelback

Creative Commons Attribution-ShareAlike 3.0 Unported Thai National Parks

Distribution map of Triangle keelback, Xenochrophis trianguligerus in Thailand

Range map of Xenochrophis trianguligerus 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 and Parinya Pawangkhanant for their help with many range data.

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