Tantilla melanocephala

Tantilla melanocephala
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Subphylum: Vertebrata
Class: Reptilia
Order: Squamata
Suborder: Serpentes
Family: Colubridae
Subfamily: Colubrinae
Genus: Tantilla
Species: T. melanocephala
Binomial name
Tantilla melanocephala
(Linnaeus, 1758)
Synonyms
  • Coluber melanocephalus Linnaeus, 1758
  • Elaps melanocephalus
    Wagler, 1824
  • Duberria melanocephala
    Fitzinger, 1826
  • Calamaria melanocephala
    Schlegel, 1837
  • Homalocranium melanocephalum
    A.M.C. Duméril & Bibron, 1854
  • Tantilla melanocephala
    Cope, 1861[1]

Tantilla melanocephala, commonly known as the black-headed snake, is a species of small colubrid snake endemic to Central America and South America.

Geographic range

In Central America it is found from Guatemala south to Panama.[2] In South America it is found from Trinidad and Tobago south to northern Argentina.[3]

Description

Tantilla melanocephala may attain a total length of 50 cm (20 in), which includes a tail 10 cm (3.9 in) long.[1]

Dorsally, it is pale brown or red, and some specimens also have 3 or 5 narrow brown stripes. The top of the head and neck are black or dark brown. Ventrally, it is yellowish white.[1]

The dorsal scales are smooth, without apical pits, and arranged in 15 rows at midbody.[1]

References

  1. 1 2 3 4 Boulenger, G.A. 1896. Catalogue of the Snakes in the British Museum (Natural History). Volume III., Containing the Colubridæ (Opisthoglyphæ and Proteroglyphæ),... Trustees of the British Museum (Natural History). (Taylor and Francis, Printers.) London. xiv + 727 pp. + Plates I.- XXV. (Homalocranium melanocephalum, pp. 215-217.)
  2. Campbell, Jonathan A. "Reptiles and Amphibians of Guatemala - Checklist". University of Texas at Arlington, Department of Biology. Retrieved 2012-03-10.
  3. Boos, Hans E.A. (2001). The Snakes of Trinidad and Tobago. Texas A&M University Press, College Station, TX. ISBN 1-58544-116-3.

External links

Further reading


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