Diporiphora lalliae, also known commonly as Lally's two-line dragon and the northern deserts dragon, is a species of lizard in the family Agamidae.

[3] D. lalliae may attain a snout-to-vent length (SVL) of 6.2 cm (2.4 in).

The strongly keeled dorsal scales are homogeneous.

[4] D. lalliae native to northern Australia, where it is found in the Australian states of Queensland and Western Australia, and also in Northern Territory.

[1] D. lalliae is found in a variety of habitats, including forest, shrubland, grassland, and rocky areas.