#genus_Agkistrodon__Agkistrodon__Ancistrodon__genus_Ancistrodon  copperheads
  supertype:  reptile_genus__reptilegenu  a genus of reptiles
  member of:  family_Crotalidae
  member:  copperhead__Agkistrodon_contortrix  common coppery brown pit viper of upland eastern United States
  member:  cottonmouth__water_moccasin__watermoccasin__cottonmouth_moccasin__cottonmouthmoccasin__agkistrodonpiscivoru  venomous semiaquatic snake of swamps in southern United States

No statement uses or specializes genus_Agkistrodon; click here to add one.