Thai National Parks

Species of Thailand

Banded wolf snake

Lycodon fasciatus, John Anderson, 1879

(In Thai: งูปล้องฉนวนเมืองเหนือ (ngu plong cha nuan mueng neua))

Lycodon fasciatus, commonly known as the banded wolf snake, is a species of colubrid snake.


It is found in India (Assam), Bangladesh, Myanmar, Thailand, Laos, Vietnam, Tibet, SW China (from Yunnan and Guangxi to Hubei, northward to Shaanxi and Gansu, Fujian, Sichuan).


Adults may attain 53 cm (21 inches) in total length, with a tail 11 cm (4¼ inches) long.

Its color pattern consists of broad purplish-black rings which encircle its body and are separated by yellowish or reddish intervals. The first black ring does not encircle the neck.

The dorsal scales are in 17 rows, weakly keeled anteriorly, the keels becoming more pronounced posteriorly. The ventrals are 205-213; the anal is entire; and the divided subcaudals are 77-90.

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Scientific classification

Lycodon fasciatus

Common names

  • German: Gebänderte Wolfszahnnatter
  • English: Banded wolf snake
  • Thai: งูปล้องฉนวนเมืองเหนือ (ngu plong cha nuan mueng neua)


  • Lycodon fasciatus, Van Stanley Bartholomew Wallach et al. (2014)
  • Lycodon fasciatus, Gernot Vogel & Jian Luo (2011)
  • Lycodon fasciatus, Tanya Chan-Ard et al. (1999)
  • Lycodon fasciatus, Benedetto Lanza (1999)
  • Lycodon fasciatus, Malcolm Arthur Smith (1943)
  • Dinodon yunnanensis, Franz Werner (1922)
  • Lycodon fasciatus, Frank Wall (1908)
  • Lycodon fasciatus, George Albert Boulenger (1893)
  • Lycodon fasciatus, George Albert Boulenger (1890)
  • Ophites fasciatus, John Anderson (1879)


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Lycodon fasciatus - Phu Kradueng National Park
Lycodon fasciatus - Phu Kradueng National Park
Lycodon fasciatus - Phu Kradueng National Park
Lycodon fasciatus - Doi Phu Kha National Park
Lycodon fasciatus - Doi Inthanon National Park
Lycodon fasciatus - Kaeng Krachan National Park

Range Map

Distribution map of Banded wolf snake, Lycodon fasciatus in Thailand
  • Chai Prakan District, Chiang Mai
  • Chiang Dao District, Chiang Mai
  • Doi Inthanon National Park
  • Doi Phu Kha National Park
  • Doi Saket District, Chiang Mai
  • Doi Suthep - Pui National Park
  • Huai Kha Khaeng Wildlife Sanctuary
  • Kaeng Krachan National Park
  • Khao Yai National Park
  • Khun Nan National Park
  • Mae On District, Chiang Mai
  • Mae Taeng District, Chiang Mai
  • Mae Wong National Park
  • Mae Yom National Park
  • Mueang Mae Hong Son District, Mae Hong Son
  • Mueang Pan District, Lampang
  • Nam Nao National Park
  • Pha Daeng National Park
  • Phu Hin Rong Kla National Park
  • Phu Kradueng National Park
  • Phu Luang Wildlife Sanctuary
  • Wang Saphung District, Loei
Range map of Lycodon fasciatus in Thailand