hump-nosed vipers
1Hypnale — Taxobox name = Hypnale image caption = Hump nosed viper, H. hypnale . regnum = Animalia phylum = Chordata subphylum = Vertebrata classis = Reptilia ordo = Squamata subordo = Serpentes familia = Viperidae subfamilia = Crotalinae genus = Hypnale… …
2Agkistrodon — Taxobox name = Agkistrodon image caption = Copperhead, A. contortrix regnum = Animalia phylum = Chordata subphylum = Vertebrata classis = Reptilia ordo = Squamata subordo = Serpentes familia = Viperidae subfamilia = Crotalinae genus = Agkistrodon …
3Agkistrodon —   Agkistrodon …
4List of crotaline species and subspecies — Taxobox name = Crotalinae image caption = Timber rattlesnake, Crotalus horridus regnum = Animalia phylum = Chordata subphylum = Vertebrata classis = Reptilia ordo = Squamata subordo = Serpentes familia = Viperidae subfamilia = Crotalinae… …
5Pit viper — Pit Viper …
6Crotalinae — Taxobox name = Crotalinae image caption = Timber rattlesnake, Crotalus horridus regnum = Animalia phylum = Chordata subphylum = Vertebrata classis = Reptilia ordo = Squamata subordo = Serpentes familia = Viperidae subfamilia = Crotalinae… …
7Crotalinae —   Crotalinae …
