Delicate vesper mouse

The delicate vesper mouse (Calomys tener) is a South American rodent species of the family Cricetidae.^[2] It is found in Argentina, Bolivia and Brazil.^[1] Its karyotype has 2n = 66 and FN = 66.^[2]

Delicate vesper mouse
Conservation status
Least Concern  (IUCN 3.1)[1]
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Chordata
Class:	Mammalia
Order:	Rodentia
Family:	Cricetidae
Subfamily:	Sigmodontinae
Genus:	Calomys
Species:	C. tener
Binomial name
Calomys tener Winge, 1888