Porthidium dunni 

Scope: Global
Language: English

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Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Chordata Reptilia Squamata Viperidae

Scientific Name: Porthidium dunni (Hartweg & Oliver, 1938)
Common Name(s):
English Dunn's Hognose Viper
Trimeresurus dunni Hartweg & Oliver, 1938

Assessment Information [top]

Red List Category & Criteria: Least Concern ver 3.1
Year Published: 2007
Date Assessed: 2007-03-01
Assessor(s): Muñoz-Alonso, A.
Reviewer(s): Cox, N., Chanson, J.S. & Stuart, S.N. (Global Reptile Assessment Coordinating Team)
Listed as Least Concern, because it is relatively widespread and common, although population monitoring may be necessary to determine the extent and population effects of current deforestation.

Geographic Range [top]

Range Description:This species is known from low elevations of the Pacific foothills and coastal plain from southwestern Oaxaca to extreme western Chiapas, Mexico. The elevational range is from near sea level up to a little over 700 m asl.
Countries occurrence:
Additional data:
Range Map:Click here to open the map viewer and explore range.

Population [top]

Population:It is uncommon but regularly found, including four records from 2004.
Current Population Trend:Stable
Additional data:

Habitat and Ecology [top]

Habitat and Ecology:This species occurs terrestrially in tropical deciduous forest characterized by thorny, relatively short trees. It occurs in secondary forest but not in heavily altered habitats.

Threats [top]

Major Threat(s): The major threat is habitat loss due to expanding agriculture.

Conservation Actions [top]

Conservation Actions: This species is protected by Mexican law under the category A (Threatened). It occurs in the La Sepultura Biosphere Reserve.

Citation: Muñoz-Alonso, A. 2007. Porthidium dunni. The IUCN Red List of Threatened Species 2007: e.T64342A12772353. . Downloaded on 25 September 2017.
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