Trimerodytes
Trimerodytes is a genus of snakes in the subfamily Natricinae of the family Colubridae. The genus is endemic to East Asia and Southeast Asia.
| Trimerodytes | |
|---|---|
![]()  | |
| Trimerodytes percarinatus | |
| Scientific classification  | |
| Kingdom: | Animalia | 
| Phylum: | Chordata | 
| Class: | Reptilia | 
| Order: | Squamata | 
| Suborder: | Serpentes | 
| Family: | Colubridae | 
| Subfamily: | Natricinae | 
| Genus: | Trimerodytes Cope, 1895  | 
| Synonyms | |
| 
 Sinonatrix  | |
Species
    
The genus Trimerodytes contains 7 species which are recognized as being valid.[1]
- Trimerodytes aequifasciatus (Barbour, 1908) – Asiatic annulate keelback, Asiatic water snake
 - Trimerodytes annularis (Hallowell, 1856) – red-bellied annulate keelback, ringed water snake
 - Trimerodytes balteatus Cope, 1895 – Hainan mountain keelback
 - Trimerodytes percarinatus (Boulenger, 1899) – eastern water snake, olive keelback, olive annulate keelback, Chinese keelback water snake
 - Trimerodytes praemaxillaris (Angel, 1929) – Angel's mountain keelback, brown stream snake
 - Trimerodytes yapingi (Guo, Zhu & Liu, 2019) – Jingdong water snake
 - Trimerodytes yunnanensis (Rao & Yang, 1998) – Yunnan water snake, Yunnan annulate keelback
 
Nota bene: A binomial authority in parentheses indicates that the species was originally described in a genus other than Trimerodytes.
References
    
- Genus Trimerodytes at The Reptile Database
 
Further reading
    
- Rossman, Douglas A.; Eberle, W. Gary (1977). "Partition of the Genus Natrix, with Preliminary Observations on Evolutionary Trends in Natricine Snakes". Herpetologica 33 (1): 34–43. (Sinonatrix, new genus).
 
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