Classification
Biota [regio]Animalia [regnum]
Chordata [phylum]
Reptilia [classis]
Squamata [ordo]
Serpentes [subordo]
Natricidae [familia]
Thamnophis [genus]
Genus Thamnophis contains the following taxa:
Thamnophis sirtalis (Linnaeus, 1758) [species]