Sminthopsis longicaudata Spencer, 1909 . Proc. R. Soc. Victoria, 21 (n.s.):449.

TYPE LOCALITY: Australia, Western Australia .

DISTRIBUTION: Western Australia.

STATUS: CITES - Appendix I; U.S. ESA - Endangered; IUCN - Insufficiently known.

COMMENTS: Known from only four specimens; see Ride (1970:201).