The paucident planigale is recognised by its flattened triangular head and small rounded ears, is mid-grey to cinnamon in colour with a whitish underside.

[5] Paucident planigale breeding season is from July to mid-January, with most litters being born in September.

The pouch of the female paucident planigale is flat and covered in dense, off white hairs approximately 5mm in length.

The sub-adult, female paucident planigale experiences changes during its first breeding season when sexual maturity is reached at 5 months old.

[3] Paucident planigale is predominantly nocturnal and enters a state of torpor in unfavourable conditions to reduce energy expenditure in times of inactivity.

The paucident planigale is the smallest mammal to display basking behavior in the wild in order to reduce energy requirements, particularly in winter.

[7] The paucident planigale forages through low lying vegetation, soil crevices, and leaf litter for invertebrates and small vertebrates.

In Victoria, the paucident planigale has restricted distribution and is limited to a narrow zone of floodplain along the Murray River.