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)
Mammalia (class)
Eutheria (superorder)
Rodentia (order)
Sciurognathi (suborder)
Muroidea (superfamily)
Cricetidae (family)
Sigmodontinae (subfamily)
Sigmodon (genus)
[hide inferior taxa]
Sigmodon fulviventer (species)
Sigmodon hispidus (species)