Porthidium dunni
Species of snake
From Wikipedia, the free encyclopedia
Porthidium dunni is a species of pit viper in the family Viperidae. The species is endemic to Mexico. There are no recognized subspecies.[4]
| Porthidium dunni | |
|---|---|
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Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Reptilia |
| Order: | Squamata |
| Suborder: | Serpentes |
| Family: | Viperidae |
| Genus: | Porthidium |
| Species: | P. dunni |
| Binomial name | |
| Porthidium dunni | |
 | |
| Synonyms[2] | |
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- Common names: Dunn's hognosed pit viper.[3]
Etymology
The specific name, dunni, is in honor of American herpetologist Emmett Reid Dunn[5] "in appreciation of his work on American snake fauna".[6]
Description
Adults of P. dunni are usually 30–40 cm (11+3⁄4–15+3⁄4 in) in total length (including tail), with a maximum of 57 cm (22+1⁄2 in). A moderately stout and terrestrial species, the tip of the snout is moderately elevated.[3]
Geographic range
P. dunni is found in southern Mexico in the Pacific lowlands of Oaxaca and western Chiapas.[7]
The type locality given is "the immediate vicinity of the village of Tehuantepec" [Oaxaca, Mexico].[2]
Habitat
Reproduction
P. dunni is ovoviviparous.[7]
Conservation status
The species P. dunni is classified as Least Concern (LC) on the IUCN Red List of Threatened Species (v3.1, 2007).[1] Species are listed as such due to their wide distribution, presumed large population, or because it is unlikely to be declining fast enough to qualify for listing in a more threatened category. The population trend is stable. Year assessed: 2007.[8]