Biology:Trachischium laeve

From HandWiki
Short description: Species of snake


Trachischium laeve
Scientific classification edit
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Reptilia
Order: Squamata
Suborder: Serpentes
Family: Colubridae
Genus: Trachischium
Species:
T. laeve
Binomial name
Trachischium laeve
Peracca, 1904
Synonyms[1]

Trachischium quiquelabialis Wall, 1911

Trachischium laeve, also known as the olive oriental slender snake, is a species of colubrid snake found in Nepal and Indian Himalaya.[1]

Geographic range

It is found in India (western Himalayas) and Nepal.[1]

Description

The dorsum is uniform grayish brown. The throat, belly, underside of tail, and first row of dorsal scales are yellowish.

One preocular; one postocular; temporals 1+1.5 upper labials, 3rd and 4th entering the orbit. Dorsal scales very smooth, shiny, without apical pits, in 13 rows. The male does not have any keels on the dorsal scales in the anal/basicaudal region. Ventrals 147–149; anal divided; subcaudals divided 33–39.

There are 17 maxillary teeth in a continuous series, the posterior slightly shorter than the anterior. The mandibular teeth are all the same length.

The measurements of the type specimens are as follows: a male, 337 mm (13 inches) SVL (Snout to Vent Length), tail 53 mm (2 inches); a female, 502 mm (19¾ inches) SVL, tail 70 mm (2¾ inches).

References

  1. 1.0 1.1 1.2 Trachischium laeve at the Reptarium.cz Reptile Database. Accessed 3 September 2019.
  • Peracca, M.G. 1904. Nouvelles espèces d'Ophidiens d'Asie et d'Amerique, faisant partie de la collection du Museum d'histoire naturelle de Genève. Rev. Suisse Zool. 12: 663-668
  • Tillack, F. & Shah, K.B. 2002. Zur Verbreitung von Trachischium laeve PERACCA 1904 mit ersten Nachweisen für den zentralen Nepal-Himalaya (Reptilia: Serpentes: Colubridae). Sauria 24 (1): 39-44
  • Wall, F. 1911. A new snake from the Western Himalayas. J. Bombay nat. Hist. Soc. 21: 201
  • Sharma, R.C. Handbook of Indian Snakes. Akhil Books. New Delhi. 292 pp.

Wikidata ☰ Q1006677 entry