Common names: rainforest hognosed pitviper, horned hog-nosed viper.
Porthidium nasutum is a venomous pit viper species found in Mexico, Central America and northern South America
Adults are usually less than 40 centimetres (16 in) in total length, and rarely more than 60 centimetres (24 in). Females are considerably larger than males. Moderately stout and terrestrial.
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