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:''Common names: hognosed pitviper, hognosed pit viper, rainforest hognosed pitviper,Campbell JA, Lamar WW. 2004. The Venomous Reptiles of the Western Hemisphere. 2 volumes. Comstock Publishing Associates, Ithaca and London. 870 pp. 1500 plates. . horned hog-nosed viper.Brown JH. 1973. Toxicology and Pharmacology of Venoms from Poisonous Snakes. Springfield, Illinois: Charles C. Thomas. 184 pp. LCCCN 73-229. .''
''Porthidium nasutum'' is a venomous
Adults are usually less than in total length, and rarely more than . Females are considerably larger than males. Moderately stout and terrestrial.
''Porthidium nasutum''
a
Honduras Silvestre
. Accessed 12 February 2008. {{Taxonbar, from=Q374359 nasutum Snakes of North America Snakes of Central America Snakes of South America Reptiles of Belize Reptiles of Colombia Reptiles of Costa Rica Reptiles of Ecuador Reptiles of Guatemala Reptiles of Honduras Reptiles of Mexico Reptiles of Nicaragua Reptiles of Panama Least concern biota of North America Reptiles described in 1868 Taxa named by Marie Firmin Bocourt
pitviper
The Crotalinae, commonly known as pit vipers,Mehrtens JM (1987). ''Living Snakes of the World in Color''. New York: Sterling Publishers. 480 pp. . crotaline snakes (from grc, κρόταλον ''krotalon'' castanet), or pit adders, are a subfa ...
species found in southern Mexico, Central America and northern South America. No subspecies
In biological classification, subspecies is a rank below species, used for populations that live in different areas and vary in size, shape, or other physical characteristics (morphology), but that can successfully interbreed. Not all species ...
are currently recognized.
Description
Adults are usually less than in total length, and rarely more than . Females are considerably larger than males. Moderately stout and terrestrial.
Geographic range
Found in southern Mexico southward through Central America to westernColombia
Colombia (, ; ), officially the Republic of Colombia, is a country in South America with insular regions in North America—near Nicaragua's Caribbean coast—as well as in the Pacific Ocean. The Colombian mainland is bordered by the Car ...
and northwestern Ecuador in South America. Inhabits the Atlantic lowlands from Mexico ( Tabasco and Chiapas
Chiapas (; Tzotzil language, Tzotzil and Tzeltal language, Tzeltal: ''Chyapas'' ), officially the Free and Sovereign State of Chiapas ( es, Estado Libre y Soberano de Chiapas), is one of the states that make up the Political divisions of Mexico, ...
) through Belize, Guatemala
Guatemala ( ; ), officially the Republic of Guatemala ( es, República de Guatemala, links=no), is a country in Central America. It is bordered to the north and west by Mexico; to the northeast by Belize and the Caribbean; to the east by H ...
, Honduras
Honduras, officially the Republic of Honduras, is a country in Central America. The republic of Honduras is bordered to the west by Guatemala, to the southwest by El Salvador, to the southeast by Nicaragua, to the south by the Pacific Oce ...
, Nicaragua and Costa Rica
Costa Rica (, ; ; literally "Rich Coast"), officially the Republic of Costa Rica ( es, República de Costa Rica), is a country in the Central American region of North America, bordered by Nicaragua to the north, the Caribbean Sea to the no ...
to eastern Panama and northwestern Colombia
Colombia (, ; ), officially the Republic of Colombia, is a country in South America with insular regions in North America—near Nicaragua's Caribbean coast—as well as in the Pacific Ocean. The Colombian mainland is bordered by the Car ...
. In the Pacific lowlands, it occurs in southwestern Costa Rica
Costa Rica (, ; ; literally "Rich Coast"), officially the Republic of Costa Rica ( es, República de Costa Rica), is a country in the Central American region of North America, bordered by Nicaragua to the north, the Caribbean Sea to the no ...
, central and eastern Panama, continuing on to northwestern Ecuador. It is found in mesic lowland broadleaf or rainforest from sea level to elevation of about . The type locality given is "Pansos anzós sur les bords du Polochic lta Verapaz(Guatémala)."
Conservation status
This species is classified as Least Concern (LC) on theIUCN Red List of Threatened Species
The International Union for Conservation of Nature (IUCN) Red List of Threatened Species, also known as the IUCN Red List or Red Data Book, founded in 1964, is the world's most comprehensive inventory of the global conservation status of biologi ...
. It is a widespread and moderately common species that is not facing major threats.
References
Further reading
* Bocourt, M.F. 1868. ''Descriptions de quelques Crotaliens nouveaux appartenant au genre'' Bothrops, ''recueillis dans le Guatémala''. Annales des sciences naturelles, Series 5, 10: 201-202. ("''Bothrops nasutus n. sp.''", p. 202.)External links
''Porthidium nasutum''
a
Honduras Silvestre
. Accessed 12 February 2008. {{Taxonbar, from=Q374359 nasutum Snakes of North America Snakes of Central America Snakes of South America Reptiles of Belize Reptiles of Colombia Reptiles of Costa Rica Reptiles of Ecuador Reptiles of Guatemala Reptiles of Honduras Reptiles of Mexico Reptiles of Nicaragua Reptiles of Panama Least concern biota of North America Reptiles described in 1868 Taxa named by Marie Firmin Bocourt