Taczanowski's Oldfield mouse

Taczanowski's Oldfield mouse
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Order: Rodentia
Family: Cricetidae
Subfamily: Sigmodontinae
Genus: Thomasomys
Species:
T. taczanowskii
Binomial name
Thomasomys taczanowskii
(Thomas, 1882)

Taczanowski's Oldfield mouse (Thomasomys taczanowskii) is a species of rodent in the family Cricetidae. It is found only in Peru.