Pit vipers phylogeny Temple viper North Philippine temple pit viper Ashy Pitviper Motuo bamboo pitviper Kanburi pitviper White-lipped pitviper Mangrove pit viper Mangshan pitviper Jerdon's pit viper Ring-tailed lemur Short tailed mamushi Siberian pit viper Jumping viper Neuwied's lancehead Atlantic forest bushmaster Eyelash viper Side-striped palm viper Guatemalan palm viper Rowley's Palm Pit Viper Agkistrodon contortrix Water moccasin Taylor's Cantil Twin-spotted Rattlesnake Rock rattlesnake Sidewinder Willard's rattlesnake Aruba rattlesnake Tropical rattlesnake Mexican west-coast rattlesnake Black-tailed rattlesnake Red rattlesnake Santa Catalina Island Rattlesnake Texas diamond-back Great Basin rattlesnake Uracoan rattlesnake Mitchell's rattlesnake Eastern diamondback rattlesnake