Trachischium
Genus of snakes
From Wikipedia, the free encyclopedia
Trachischium is a genus of snakes, known commonly as slender snakes or worm-eating snakes, in the subfamily Natricinae of the family Colubridae.[1] The genus is endemic to Asia.
| Trachischium | |
|---|---|
| |
| Trachischium tenuiceps (yellowbelly worm-eating snake) | |
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Reptilia |
| Order: | Squamata |
| Suborder: | Serpentes |
| Family: | Colubridae |
| Subfamily: | Natricinae |
| Genus: | Trachischium Günther, 1858 |
Geographic range
Description
Snakes of the genus Trachischium exhibit the following characters: head not distinct from neck; eye small, with vertically subelliptic pupil; nostril between two small nasals; prefrontals sometimes united; body cylindrical; dorsal scales smooth, in 13 or 15 rows, without apical pits; ventrals rounded; tail short; subcaudals divided; maxillary teeth 18–20, subequal; posterior mandibular teeth shorter than anterior; hypapophyses developed throughout vertebral column.[2]
Species
There are 7 species in the genus Trachischium which are recognized as being valid.[1]
- Trachischium apteii Bhosale, Gowande, & Mirza, 2019
- Trachischium fuscum (Blyth, 1854) – blackbelly worm-eating snake, Darjeeling slender snake
- Trachischium guentheri Boulenger, 1890 – Günther's worm-eating snake, rosebelly worm-eating snake
- Trachischium laeve Peracca, 1904 – olive Oriental slender snake
- Trachischium monticola (Cantor, 1839) – mountain worm-eating snake
- Trachischium sushantai Raha, S. Das, Bag, Debnath & Pramanick, 2018 – Sushanta's worm-eating snake
- Trachischium tenuiceps (Blyth, 1854) – yellowbelly worm-eating snake
Nota bene: A binomial authority in parentheses indicates that the species was originally described in a genus other than Trachischium.
