Thai National Parks

Reptiles of Thailand

Species of Thailand

Speckle-bellied keelback

Thai: งูลายสาบจุดดำขาว, ngu lai saap jud damm khao

Binomial name: Rhabdophis chrysargos, Hermann Schlegel, 1837

The specklebelly keelback (Rhabdophis chrysargos) is a species of colubrid snake found in southeast Asia.

  • Food : Lizards, small mammals and birds
  • Size : max 600 mm
  • Distribution : Borneo, Sumatra, java, Bali
  • Habitat : Various forest
  • Poison : Harmless

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Scientific classification

Rhabdophis chrysargos

Common names

  • German: Gefleckte Wassernatter
  • English:
    • Specklebelly keelback
    • Speckle-bellied keelback
    • Southern water snake
  • Thai: งูลายสาบจุดดำขาว, ngu lai saap jud damm khao


  • Rhabdophis chrysargos, Van Stanley Bartholomew Wallach et al. (2014)
  • Rhabdophis chrysargos, Thomas Ziegler (2002)
  • Rhabdophis chrysargus [sic], Merel J. Cox et al. (1998)
  • Rhabdophis chrysargus sic, Merel J. Cox et al. (1998)
  • Rhabdophis chrysargos, Ulrich Manthey & Wolfgang Grossmann (1997)
  • Rhabdophis chrysarga, Ulrich Manthey & Wolfgang Denzer (1982)
  • Rhabdophis chrysargus, Alice Georgie Cruickshank Grandison (1978)
  • Natrix chrysarga, John Roscoe Hendrickson (1966)
  • Rhabdophis chrysarga, E. V. Malnate (1960)
  • Natrix chrysarga, Malcolm Arthur Smith (1943)
  • Rhabdophis chrysargus chrysargus, René Léon Bourret (1936)
  • Natrix crysarga (sic), Robert Mertens (1934)
  • Natrix chrysarga, Norman Smedley (1932)
  • Rhabdophis chrysargus, Frank Wall (1923)
  • Tropidonotus chrysargus, Theodorus Willem van Lidth de Jeude (1922)
  • Tropidonotus chrysargus, Frank Wall (1909)
  • Natrix chrysarga, Leonhard Hess Stejneger (1907)
  • Tropidonotus chrysargus, George Albert Boulenger (1893)
  • Tropidonotus maculatus var. torquatus, François Mocquard (1890)
  • Tropidonotus (Amphiesma) chrysargus var. juncea, Oskar Boettger (1887)
  • Tropidonotus chrysargos, Johann Gustav Fischer (1885)
  • Tropidonotus (Amphiesma) chrysargus, Oskar Boettger (1883)
  • Tropidonotus junceus, Albert Charles Lewis Günther (1864)
  • Amphiesma chrysargos, Giorgio Jan (1863)
  • Tropidonotus chrysargus, Albert Charles Lewis Günther (1858)
  • Tropidonotus junceus, Edward Blyth (1856)
  • Amphiesma chrysargum, André Marie Constant Duméril, Gabriel Bibron & Auguste Duméril (1854)
  • Leptophis albomaculatus, André Marie Constant Duméril, Gabriel Bibron & Auguste Duméril (1854)
  • Tropidonotus junceus, Theodore Edward Cantor (1847)
  • Tropidonotus chrysargos, Hermann Schlegel (1837)
  • Natrix chrysargus, H. Boie in Friedrich Boie (1827)

Conservation status

Least Concern (IUCN3.1)

Least Concern (IUCN3.1)

Rhabdophis chrysargos

Rhabdophis chrysargos

Creative Commons Attribution-ShareAlike 4.0 International Thai National Parks

Specklebelly keelback

Specklebelly keelback

Creative Commons Attribution-ShareAlike 4.0 International Thai National Parks

Distribution map of Speckle-bellied keelback, Rhabdophis chrysargos in Thailand

Range map of Rhabdophis chrysargos 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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