Pernastela

Pernastela is a genus of three pinhead or dot snail species that are endemic to Australia's Lord Howe Island in the Tasman Sea.

Species

 * Pernastela charon Iredale, 1944 – lowland forest pinhead snail
 * Pernastela gnoma Iredale, 1944 – dwarf pinhead snail
 * Pernastela howensis Iredale, 1944 – Lord Howe pinhead snail