Diodora jukesii

Diodora jukesii, common name Jukes' keyhole limpet, is a species of sea snail, a marine gastropod mollusk in the family Fissurellidae, the keyhole limpets and slit limpets.

Description
The size of the shell varies between 23 mm and 63 mm.

Distribution
This marine species is endemic to Australia and occurs off the Northern Territory, Queensland and Western Australia .