Species of Thailand
Yunnan water snake
Trimerodytes yunnanensis
(Ding-Qi Rao & Da-Tong Yang, 1998)
In Thai: งูลายสอจีนลายวงแหวน, ngu lai sor Jiin lai wong waen
Trimerodytes yunnanensis is a species of snake in the family Colubridae. It is found in Thailand, the province Yunnan in China, and Burma. It is commonly known as the Yunnan water snake or Yunnan annulate keelback.
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Scientific classification
- Kingdom
- Animalia
- Phylum
- Chordata
- Subphylum
- Vertebrata
- Class
- Reptilia
- Order
- Squamata
- Suborder
- Serpentes
- Family
- Colubridae
- Genus
- Trimerodytes
- Species
- Trimerodytes yunnanensis
Common names
- English:
- Yunnan water snake
- Yunnan keelback
- Thai: งูลายสอจีนลายวงแหวน, ngu lai sor Jiin lai wong waen
- Vietnam: Ran hoa can van nam
Synonyms
- Trimerodytes yunnanensis, REN et al. (2019)
- Sinonatrix yunnanensis, Van Stanley Bartholomew Wallach et al. (2014)
- Sinonatrix yunnanensis, Gernot Vogel et al. (2004)
- Sinonatrix yunnanensis, Ding-Qi Rao & Da-Tong Yang (1998)
Conservation status

Least Concern (IUCN 3.1)
Photos
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Range Map

- Chae Son National Park
- Doi Inthanon National Park
- Doi Pha Hom Pok National Park
- Doi Phu Kha National Park
- Khun Chae National Park
- Mae Takhrai National Park
- Mueang Chiang Mai District, Chiang Mai
- Mueang Pan District, Lampang
- Pai District, Mae Hong Son
- Pha Daeng National Park
- Pua District, Nan