Animalia | Chordata | Reptilia | Squamata | Viperidae | Agkistrodon
Biota | Animalia | Chordata | Vertebrata | Gnathostomata | Tetrapoda | Reptilia | Squamata | Serpentes | Alethinophidia | Viperidae | Agkistrodon | Agkistrodon piscivorus
|  | Haeckel, 1874 |  | von Zittel, 1879 |  | Laurenti, 1768 | Oppel, 1811 | Linnaeus, 1758 | Nopcsa, 1923 |  | de Beauvois, 1799 | Lacépède, 1789