Noun family crotalidae has 1 sense
  1. Crotalidae, family Crotalidae - New World vipers: pit vipers
    --1 is a kind of reptile family
    --1 is a member of Serpentes, suborder Serpentes, Ophidia, suborder Ophidia
    --1 has members:
     pit viper; Agkistrodon, genus Agkistrodon, Ancistrodon, genus Ancistrodon; rattlesnake, rattler; Crotalus, genus Crotalus; Sistrurus, genus Sistrurus; Bothrops, genus Bothrops
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