Animalia | Chordata | Reptilia | Squamata | Colubridae | Nerodia
Biota | Animalia | Chordata | Vertebrata | Gnathostomata | Tetrapoda | Reptilia | Squamata | Serpentes | Alethinophidia | Colubridae | Natricinae | Nerodia | Nerodia rhombifer
|  | Haeckel, 1874 |  | von Zittel, 1879 |  | Laurenti, 1768 | Oppel, 1811 | Linnaeus, 1758 | Nopcsa, 1923 | Oppel, 1811 |  | Baird & Girard, 1853 | (Hallowell, 1852)