
Porthidium volcanicum

Porthidium volcanicum, the Ujarran hognosed pitviper, is a venomous pitviper species endemic to Costa Rica. No subspecies are currently recognized.
Description.
Adults of "P. volcanicum" are moderately stout, with females growing to in total length (including tail). The only male ever collected was long.
Geographic range.
"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.
Habitat.
"Porthidium volcanicum" occurs in tropical moist forest. The region receives of rainfall annually and has a dry season January–April.