Phyllurus nepthys, also known commonly as the Eungella broad-tailed gecko and the Eungella leaf-tailed gecko, is a species of lizard in the family Carphodactylidae. The species is endemic to Australia.
The specific name, nepthys, refers to the ancient Egyptian goddess Nepthys.
Phyllurus nepthys is found in the Clarke Range in mideastern Queensland, Australia.
The preferred natural habitat of Phyllurus nepthys is forest.
Phyllurus nepthys is very spinose. The underside (venter) is cream-colored, and is heavily peppered with brown. In all other species of Phyllurus the underside is mottled or unmarked. Maximum snout-to-vent length (SVL) is .
Phyllurus nepthys is oviparous.