. . ""@en . "N. r. werleri"@en . . "rhombifer"@en . . "Diamondback Water Snake"@en . . . "N. rhombifer"@en . "Natrix rhombifera"@en . . "The Diamondback Water Snake (Nerodia rhombifer) is a species of water snake found throughout much of the central United States and northern Mexico. It is nonvenomous and a member of the colubrid family. There are three recognized subspecies of N. rhombifer. The species was first described as Tropidonotus rhombifera by Edward Hallowell in 1852."@en . "Animalia"@en . . . . . "(Clay, 1938)"@en . "Nerodia rhombifer"@en . "Colubridae"@en . . . . "N. r. rhombifera"@en . "Tropidonotus rhombifera"@en . . . . . "The Diamondback Water Snake (Nerodia rhombifer) is a species of water snake found throughout much of the central United States and northern Mexico. It is nonvenomous and a member of the colubrid family. There are three recognized subspecies of N. rhombifer. The species was first described as Tropidonotus rhombifera by Edward Hallowell in 1852."@en . . "(Hallowell, 1852)"@en . "Nerodia"@en . "N. r. blanchardi"@en .