Pseudomys occidentalis •

Pseudomys occidentalis

Pseudomys occidentalis NatureServe Explorer Species Reports — NatureServe Explorer is a source for authoritative conservation information on more than 50,000 plants, animals and ecological communtities of the U.S and Canada. NatureServe Explorer provides in-depth information on rare and endangered species, but includes common plants and animals too. NatureServe Explorer is a product of NatureServe in collaboration with the Natural Heritage Network.

ITIS Reports — ITIS (the Integrated Taxonomic Information System) is a source for authoritative taxonomic information on plants, animals, fungi, and microbes of North America and the world.

FWS Digital Media Library — The U.S. Fish and Wildlife Service’s National Digital Library is a searchable collection of selected images, historical artifacts, audio clips, publications, and video. The western mouse or walyadji refers to Pseudomys occidentalis, a species of rodent in the family Muridae. Once widespread across a larger range, it has become restricted to around ten reserves of remnant bushland in Southwest Australia and declared near threatened by extinction. They are small and robust mice that live in burrows in sandy soil, venturing out at night to forage in nearby area. Assigned to a diverse and poorly resolved genus, Pseudomys, the describing author allied the species to a subgeneric classification as Gyomys.

The term walyadji is used to refer to the species, but this word does not appear in a literature review of Noongar language names for mammals of the region.

Detailed information
Full Name: Western mouse (Pseudomys occidentalis)
Where found: Wherever found
Critical Habitat:N/A
Species Group:Mammals
Current listing status
Status Date Listed Lead Region Where Listed
Endangered 12/02/1970 Foreign (Headquarters) Wherever found
  • Countries in which the the Western mouse, Wherever found is known to occur: Australia
Federal register documents
Citation Page
12/02/1970 35 FR 18319 18322 List of Endangered Foreign Fish and Wildlife; 35 FR 18319 18322
07/30/1970 35 FR 12222 12225 Notice of Proposed Rulemaking (Conservation of Endangered Species and Other Fish or Wildlife); 35 FR 12222 12225
No recovery information is available for the Western mouse.
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