Class
Aves
Mammalia
Reptilia
Amphibia
Insecta
Arachnida
Malacostraca
Family
All families
Iguanian Lizards (Agamidae)
Alligators and Caimans (Alligatoridae)
Boas (Boidae)
Austro-South American side-neck turtles (Chelidae)
Colubrid Snakes (Colubridae)
Cordylidae (Cordylinae)
Casquehead Lizards (Corytophanidae)
Crocodiles (Crocodylidae)
Anoles (Dactyloidae)
Iguanas (Iguanidae)
True Lizards (Lacertidae)
North American Spiny Lizards (Phrynosomatidae)
Legless Lizards (Pygopodidae)
Pythons (Pythonidae)
Skinks (Scincidae)
Whiptails (Teiidae)
Tortoises (Testudinidae)
Neotropical Ground Lizards (Tropiduridae)
Monitor Lizards (Varanidae)
Vipers (Viperidae)
Species
All species
Eyelash Viper (Bothriechis schlegelii)
Redtail (bamboo) Pit Viper (Trimeresurus erythrurus)
Fer-de-Lance (Bothrops atrox)
Horned Adder (Bitis caudalis)
Hognosed Pit Viper (Porthidium nasutum)
A search for the species Hognosed Pit Viper (Porthidium nasutum)
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