title: Pernastela
text: # 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
  