AllenellaAllenella is a genus of three species of tiny pinhead or dot snails that are endemic to Australia's Lord Howe Island in the Tasman Sea. The genus was first described in 1944 by Tom Iredale.SpeciesAllenella belli Iredale, 1944 – beautiful pinhead snailAllenella formalis Iredale, 1944 – brown turban pinhead snailAllenella planorum Iredale, 1944 – angular pinhead snail