Dasycercus cristicauda (Krefft, 1867), South Australia, Australia, in all probability Lake Alexandrina. Two subspecies described.
OTHER COMMON NAMES
English: Crest-tailed marsupial mouse.
Length 4.9-8.7 in (125-220 mm). Light brown above, pale under with crest of lengthy black fur distal two-thirds of quick tail; quick, rounded ears; shops fats within the base of the tail.
Inland central and western Australia.
Found in arid, sandy areas.
Lives solitarily in burrows it digs in flats between or on decrease slopes of sand dunes.
FEEDING ECOLOGY AND DIET
Generalized insectivore, takes small vertebrates.
Quite long-lived for a dasyurid. Breed for up to six years and produce up to eight younger. Probably promiscuous.
Vulnerable. Decline presumably a results of predation by launched foxes and cats, and adjustments in fireplace regimes. Susceptible to decline due to bigger physique dimension and restricted habitat.