| Porthidium volcanicum | |
|---|---|
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Reptilia |
| Order: | Squamata |
| Suborder: | Serpentes |
| Family: | Viperidae |
| Genus: | Porthidium |
| Species: | P. volcanicum |
| Binomial name | |
| Porthidium volcanicum | |
Porthidium volcanicum, the Ujarran hognosed pitviper, is a venomous pitviper species endemic to Costa Rica. [2] No subspecies are currently recognized. [3]
Adults of P. volcanicum are moderately stout, with females growing to 31–53.6 cm (12 1⁄4–21 1⁄8 in) in total length (including tail). The only male ever collected was 25.9 cm (10 1⁄4 in) long. [1]
Porthidium volcanicum is known only from the type locality, which is given as "Ujarrás de Buenos Aires (Valle del General, suoeste de la provincia de Puntarenas, Costa Rica)", Volcán de Buenos Aires and Valle del General in Puntarenas Province, Costa Rica. [1]
Porthidium volcanicum occurs in tropical moist forest. The region receives 3,500 mm (140 in) of rainfall annually and has a dry season January–April. [2]
Atropoides is a genus of venomous pit vipers endemic to Mexico and Central America. Six species are currently recognized. The common names suggest they are able to leap at an attacker, but this is likely exaggerated. Common names for the species include jumping pitvipers and jumping vipers.
Bothriechis is a genus of venomous pit vipers commonly called palm vipers or palm-pitvipers found predominantly in Mexico and Central America, although the most common species, B. schlegelii, ranges as far south as Colombia and Peru. All members are relatively slender and arboreal. The name Bothriechis is derived from the Greek words bothros and echis that mean "pit" and "viper" respectively. Ten species and no subspecies are currently generally recognized.
Cerrophidion is a genus of venomous pitvipers which are endemic to southern Mexico, Central America, and western Panama. The generic name, Cerrophidion, is derived from the Spanish word cerro, which means "mountain", and the Greek word ophidion, which means "small snake". Two species are currently recognized, but no subspecies.
Porthidium is a genus of venomous pitvipers found in Mexico and southward to northern South America. The name is derived from the Greek word portheo and the suffix -idus, which mean "destroy" and "having the nature of", apparently a reference to the venom. As of August 2016 nine species are recognized as being valid. The snakes of the genus Hypnale in southern India and Sri Lanka look quite similar to those of this genus, possibly an example of convergent evolution.
Bothrops ammodytoides is a venomous pit viper species endemic to Argentina. No subspecies are currently recognized.
Bothriechis nigroviridis is a venomous pit viper species found in the mountains of Costa Rica and Panama. No subspecies are currently recognized. The specific name is derived from the Latin niger (black) and viridis (green) in reference to its distinctive color pattern.
Atropoides olmec is a venomous pitviper species found in Mexico. No subspecies are currently recognized.
Atropoides picadoi is a species of venomous snake, a piviper in the subfamily Crotalinae of the family Viperidae. The species is endemic to Central America. There are no subspecies that are recognised as being valid.
Porthidium dunni is a species of venomous pitviper in the family Viperidae. The species is endemic to Mexico. There are no recognized subspecies.
Porthidium hespere is a venomous pitviper species found in western Mexico. No subspecies are currently recognized.
Porthidium nasutum is a venomous pitviper species found in Mexico, Central America and northern South America. No subspecies are currently recognized.
Porthidium yucatanicum is a venomous pitviper species found in Mexico. No subspecies are currently recognized.
Porthidium lansbergii is a species of venomous snake, a pitviper in the family Viperidae. The species is endemic to Central and South America. Four subspecies are recognized, including the nominate subspecies described here.
Atropoides mexicanus is a venomous pitviper species endemic to Mexico and Central America.
Atropoides occiduus is a venomous pitviper subspecies endemic to southern Mexico, Guatemala, and El Salvador.
Lachesis stenophrys is a venomous pit viper species endemic to Central America. The specific name, stenophrys, is derived from the Greek words stenos, meaning "narrow", and ophrys, meaning "brow" or "eyebrow". No subspecies are currently recognized.
Lachesis melanocephala is a venomous pit viper species found in Costa Rica. No subspecies are currently recognized.
Porthidium ophryomegas is a venomous pitviper species found in Central America. No subspecies are currently recognized.
Bothrops medusa is a venomous pitviper species found in Venezuela. No subspecies are currently recognized.
Bothrocophias campbelli, commonly known as Campbell's toadheaded viper or the Ecuadorian toadheaded pitviper, is a species of venomous pitviper in the family Viperidae. The species is endemic to South America. No subspecies are currently recognized.
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