Xenodon dorbignyi

Species of snake From Wikipedia, the free encyclopedia

Xenodon dorbignyi, the South American hognose snake, is a species of snake in the family Colubridae. The species is native to southern South America. There are four recognized subspecies.

Phylum:Chordata
Class:Reptilia
Order:Squamata
Suborder:Serpentes
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Xenodon dorbignyi
Scientific classification Edit this classification
Kingdom: Animalia
Phylum: Chordata
Class: Reptilia
Order: Squamata
Suborder: Serpentes
Family: Colubridae
Genus: Xenodon
Species:
X. dorbignyi
Binomial name
Xenodon dorbignyi
(Bibron, 1854)
Synonyms[2]
  • Heterodon dorbignyi
    Bibron, 1854
  • Lystrophis dorbignyi
    — Cope, 1885
  • Xenodon dorbignyi
    — Zaher et al., 2009
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Etymology

The specific name, dorbignyi, is in honor of French naturalist Alcide d'Orbigny.[3]

Geographic range

X. dorbignyi is found in Argentina, southern Brazil, Paraguay, and Uruguay.[1][2]

Habitat

The preferred natural habitats of X. dorbignyi are forest and grassland, both with sandy soil.[1]

Description

X. dorbignyi may attain a total length of 56 cm (22 in), including a tail 8 cm (3.1 in) long.[4] It resembles the sympatric venomous snake Bothrops alternatus.[2]

Diet

X. dorbignyi preys upon insects, amphibians, and lizards.[1]

Reproduction

X. dorbignyi is oviparous.[2]

Subspecies

Four subspecies are recognized as being valid, including the nominotypical subspecies.[2]

  • Xenodon dorbignyi chacoensis (Lema, 1994)
  • Xenodon dorbignyi dorbignyi (Bibron, 1854)
  • Xenodon dorbignyi orientalis (Lema), 1994)
  • Xenodon dorbignyi uruguayensis (Lema, 1994

Nota bene: A trinomial authority in parentheses indicates that the subspecies was originally described in a genus other than Xenodon.

References

Further reading

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