Not to be confused with the little native mouse

Little Native Mouse

The Little Native Mouse also known as the Delicate Mouse is a species of rodent in the family Muridae.It is found in Western Australia, the Northern Territory, Queensland, New South Wales and Papua New Guinea....

 (Pseudomys delicatulus) of Australia or the delicate mouse

Delicate Mouse

The Delicate Mouse is a species of rodent in the family Muridae.It is found in Ethiopia, Kenya, Somalia, Sudan, Tanzania, and possibly Eritrea.Its natural habitat is dry savanna....

 (Mus tenellus) of Africa.

The salt flat mouse (Salinomys delicatus) is a sigmodontine

Sigmodontinae

The subfamily Sigmodontinae is one of the most diverse groups of mammals. It includes New World rats and mice, with at least 376 species. Many authorities include the Neotominae and Tylomyinae as part of a larger definition of Sigmodontinae. When those genera are included, the species count...

 rodent

Rodent

Rodentia is an order of mammals also known as rodents, characterised by two continuously growing incisors in the upper and lower jaws which must be kept short by gnawing....

 species

Species

In biology, a species is one of the basic units of biological classification and a taxonomic rank. A species is often defined as a group of organisms capable of interbreeding and producing fertile offspring. While in many cases this definition is adequate, more precise or differing measures are...

 in the family Cricetidae

Cricetidae

The Cricetidae are a family of rodents in the large and complex superfamily Muroidea. It includes true hamsters, voles, lemmings, and New World rats and mice...

 from South America

South America

South America is a continent situated in the Western Hemisphere, mostly in the Southern Hemisphere, with a relatively small portion in the Northern Hemisphere. The continent is also considered a subcontinent of the Americas. It is bordered on the west by the Pacific Ocean and on the north and east...

. It is the only species in the genus Salinomys. Its habitat is scrublands bordering salt flat

Dry lake

Dry lakes are ephemeral lakebeds, or a remnant of an endorheic lake. Such flats consist of fine-grained sediments infused with alkali salts. Dry lakes are also referred to as alkali flats, sabkhas, playas or mud flats...

s (such as those of the Salinas Grandes

Salinas Grandes

The Salinas Grandes is a salt desert in the Córdoba and Santiago del Estero provinces of the Sierras de Córdoba in Argentina. It covers an area of 3,200 mi² ....

) in central western Argentina

Argentina

Argentina , officially the Argentine Republic , is the second largest country in South America by land area, after Brazil. It is constituted as a federation of 23 provinces and an autonomous city, Buenos Aires...

 at elevations around 400 m. The closest relatives of the species are probably the chaco mice (Andalgalomys), the leaf-eared mice (Graomys

Graomys

Graomys is a genus of rodent in the family Cricetidae.It contains the following species:* Central Leaf-eared Mouse * Pale Leaf-eared Mouse * Edith's Leaf-eared Mouse...

, Paralomys and Phyllotis

Phyllotis

Phyllotis is a genus of rodent in the family Cricetidae.It contains the following species:* Phyllotis alisosiensis* Friendly Leaf-eared Mouse * Andean Leaf-eared Mouse...

), Calomys and/or Eligmodontia

Eligmodontia

The genus Eligmodontia consists of five or six species of South American sigmodontine mice restricted to Bolivia, Chile, and Argentina. Species of Eligmodontia occur along the eastern side of the Andes Mountains, in Patagonia, and in the Chaco thorn forest of South America. They can be found in...

.