Crafty vesper mouse

Crafty vesper mouse
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Order: Rodentia
Family: Cricetidae
Subfamily: Sigmodontinae
Genus: Calomys
Species:
C. callidus
Binomial name
Calomys callidus
(Thomas, 1916)

The crafty vesper mouse (Calomys callidus) is a species of rodent in the family Cricetidae. It is found in Argentina and Paraguay.