Trachischium
| Trachischium | |
|---|---|
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Reptilia |
| Order: | Squamata |
| Suborder: | Serpentes |
| Family: | Colubridae |
| Subfamily: | Natricinae |
| Genus: | Trachischium Günther, 1853 |
Trachischium is a genus of colubrid snakes commonly known as worm-eating snakes.
Geographic range
They are found through montane regions of the countries of Nepal, India, Bangladesh, Bhutan and China.
Description
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.[1]
Species
There are six species in the genus:
- Blackbelly worm-eating snake, Trachischium fuscum (Blyth, 1854)
- Rosebelly worm-eating snake, Trachischium guentheri Boulenger, 1890
- Olive Oriental slender snake, Trachischium laeve Peracca, 1904
- Mountain worm-eating snake, Trachischium monticola (Cantor, 1839)
- Trachischium sushantai Raha, Das, Bag, Debnath, & Pramanick, 2018
- Yellowbelly worm-eating snake, Trachischium tenuiceps (Blyth, 1854)
References
- ↑ Boulenger, G.A. 1893. Catalogue of the Snakes in the British Museum (Natural History), VolumeI. London. p. 297.
- Genus Trachischium at The Reptile Database
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