Dunnarts[1] | |
---|---|
Sminthopsis leucopus | |
Scientific classification | |
Kingdom: | Animalia |
Phylum: | Chordata |
Class: | Mammalia |
Infraclass: | Marsupialia |
Order: | Dasyuromorphia |
Family: | Dasyuridae |
Subfamily: | Sminthopsinae |
Tribe: | Sminthopsini |
Genus: | Sminthopsis Thomas, 1887 |
Type species | |
Phascogale crassicaudata Gould, 1844 |
|
Species | |
21, see text |
Dunnarts are furry narrow-footed marsupials the size of a mouse, members of the genus Sminthopsis. They are mainly insectivorous. A male dunnart's Y chromosome has only 4 genes, making it the smallest known mammalian Y chromosome.[2]
There are 21 species, all in Australia and some in New Guinea: