the root (no rank)
Eukaryota (domain)
Metazoa (kingdom)
Chordata (phylum)
Craniata (subphylum)
Vertebrata (no rank)
Gnathostomata (superclass)
Sarcopterygii (class)
Tetrapoda (no rank)
Amniota (no rank)
Sauropsida (no rank)
Sauria (no rank)
Lepidosauria (superorder)
Squamata (order)
Serpentes (suborder)
Colubroidea (superfamily)
Colubridae (family)
Colubrinae (subfamily)
Elaphe (genus)
[hide inferior taxa]
Elaphe climacophora (species)
Elaphe climocophora (species)
Elaphe obsoleta (species)
Elaphe quadrivirgata (species)
Elaphe quatuorlineata (species)
Elaphe radiata (species)