Amphiesma vibakari

Amphiesma vibakari
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Subphylum: Vertebrata
Class: Reptilia
Order: Squamata
Suborder: Serpentes
Family: Colubridae
Subfamily: Natricinae
Genus: Amphiesma
Species: A. vibakari
Binomial name
Amphiesma vibakari
(H. Boie, 1826)[1]
Synonyms
  • Tropidonotus vibakari H. Boie, 1826
  • Natrix vibakari – Stejneger, 1907
  • Amphiesma vibakari – Malnate, 1960[2]

Amphiesma vibakari, commonly referred to as the Asian keelback, is a species of colubrid snake, which is endemic to Asia.

Geographic range

It is found in northeastern China, Japan (Honshu, Kyushu, Shikoku), Korea, and Russia (Amur Oblast, Khabarovsk Krai, Primorsky Krai).[3]

Description

Amphiesma vibakari is a small snake, growing to a maximum total length of 44 cm (17 1⁄4 in), with a tail 10 cm (3 7⁄8 in) long.

Dorsally it is olive or reddish brown, with small blackish spots. Some specimens may have a dark olive or blackish vertebral stripe. The upper labials are yellow, with black sutures. On each side of the nape of the neck there is a yellow dark-edged diagonal streak, these two streaks converging posteriorly. Ventrally it is yellow, with a series of brown dots or short lines at the outer ends of the ventral scales.

Dorsal scales strongly keeled (except outer row), arranged in 19 rows at midbody. Ventrals 127-151; anal plate divided; subcaudals divided 59-79.[4]

References

  1. ↑ ITIS (Integrated Taxonomic Information System). www.itis.gov.
  2. ↑ The Reptile Database. www.reptile-database.org.
  3. ↑ The Reptile Database.
  4. ↑ Boulenger, G.A. 1893. Catalogue of the Snakes in the British Museum (Natural History). Volume I., Containing the Families...Colubridæ Aglyphæ, Part. Trustees of the British Museum (Natural History). London. xiii + 448 pp. + Plates I.-XXVIII. (Tropidonotus vibakari, pp. 221-222.)

Further reading


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