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Tantilla melanocephala

Species of snake From Wikipedia, the free encyclopedia

Tantilla melanocephala, commonly known as the black-headed snake, the neotropical black-headed snake, and la culebra de cabeza negra in Spanish, is a small species of snake in the subfamily Colubrinae of the family Colubridae. The species is native to Central America and South America.

Phylum:Chordata
Class:Reptilia
Order:Squamata
Suborder:Serpentes
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Tantilla melanocephala
Scientific classification Edit this classification
Kingdom: Animalia
Phylum: Chordata
Class: Reptilia
Order: Squamata
Suborder: Serpentes
Family: Colubridae
Genus: Tantilla
Species:
T. melanocephala
Binomial name
Tantilla melanocephala
Synonyms
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Geographic range

In Central America Tantilla melanocephala is found from Guatemala south to Panama.[3] In South America it is found from Trinidad and Tobago south to northern Argentina.[4]

Habitat

The preferred natural habitats of Tantilla melanocephala are grassland, savanna, and forest, at altitudes from sea level to 2,750 m (9,020 ft), and it has also been found in artificial habitats such as pastures, gardens, and plantations.[1]

Description

Tantilla melanocephala may attain a total length of 50 cm (20 in), which includes a tail 10 cm (3.9 in) long.[2]

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.[2]

The dorsal scales are smooth, without apical pits, and arranged in 15 rows at midbody.[2]

Behavior

Tantilla melanocephala is terrestrial and diurnal.[1]

Diet

Tantilla melanocephala preys predominately upon centipedes and possibly occasionally other arthropods.[1]

As prey

Tantilla melanocephala is preyed upon by the venomous snake Micrurus paraensis.[5]: 207 

Reproduction

Tantilla melanocephala is oviparous.[1][6]

Taxonomy

Several species of snakes, which were originally described as species new to science, are synonyms of Tantilla melanocephala. The following is a partial list in chronological order.[6]

  • Elapomorphus mexicanus Günther, 1862
  • Tantilla pallida Cope, 1887
  • Homalocranium longifrontale Boulenger, 1896
  • Homalocranium hoffmanni F. Werner, 1909
  • Elapomorphus nuchalis Barbour, 1914
  • Tantilla equatoriana Wilson & Mena, 1980
  • Tantilla marcovani de Lema, 2004

Etymology

The synonym Tantilla marcovani was named in honor of Brazilian biologist Marcovan Porto.[7]: 168 

References

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