Agkistrodon

(redirected from Acontias (synonym))
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Noun1.Agkistrodon - copperheadsAgkistrodon - copperheads        
reptile genus - a genus of reptiles
Crotalidae, family Crotalidae - New World vipers: pit vipers
Agkistrodon contortrix, copperhead - common coppery brown pit viper of upland eastern United States
Agkistrodon piscivorus, cottonmouth, cottonmouth moccasin, water moccasin - venomous semiaquatic snake of swamps in southern United States