Thai National Parks

Species of Thailand

Speckle-bellied keelback

Rhabdophis chrysargos

(Hermann Schlegel, 1837)

In Thai: งูลายสาบจุดดำขาว, ngu lai saap jud damm khao

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

  • Food: Lizards, small mammals and birds
  • Size: Up to 600 mm
  • Distribution: the Philippines (Palawan), 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)

Conservation status

Least Concern (IUCN3.1)

Least Concern (IUCN3.1)


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Rhabdophis chrysargos
Rhabdophis chrysargos
Specklebelly keelback
Rhabdophis chrysargos
Rhabdophis chrysargos (with darker head)
Rhabdophis chrysargos (with darker head)
Rhabdophis chrysargos (with darker head)
Rhabdophis chrysargos - Kaeng Krachan National Park

Range Map

Distribution map of Speckle-bellied keelback, Rhabdophis chrysargos in Thailand
  • Betong District, Yala
  • Huai Kha Khaeng Wildlife Sanctuary
  • Kaeng Krachan National Park
  • Kaeng Krung National Park
  • Khao Chamao - Khao Wong National Park
  • Khao Chong
  • Khao Lak - Lam Ru National Park
  • Khao Luang National Park
  • Khao Nan National Park
  • Khao Soi Dao Wildlife Sanctuary
  • Khao Wang Hip
  • Khao Yai National Park
  • Ko Chang District, Trat
  • Ko Chang National Park
  • Ko Pha Ngan
  • Kui Buri National Park
  • Mueang Krabi District, Krabi
  • Mueang Trat District, Trat
  • Na Thawi District, Songkhla
  • Namtok Phlio National Park
  • Pathio District, Chumphon
  • Phu Luang Wildlife Sanctuary
  • Phuket Province
  • Sadao District, Songkhla
  • Sai Yok National Park
  • Sri Phang-nga National Park
  • Suan Phueng District, Ratchaburi
  • Tai Rom Yen National Park
  • Taksin Maharat National Park
  • Tha Sae District, Chumphon
  • Tha Song Yang District, Tak
  • Thale Ban National Park
  • Than Bok Khorani National Park
  • Thap Lan National Park
  • Thong Pha Phum District, Kanchanaburi
  • Thung Raya - Na Sak Wildlife Sanctuary
  • Umphang District, Tak
  • Waeng District, Narathiwat
Range map of Rhabdophis chrysargos in Thailand