Hairy stone crab

 ( Anomura ) 

The hairy stone crab ( Lomis hirta) is a crab-like anomuran crustacean that lives in the littoral zone of southern Australia from Bunbury, Western Australia, to the Bass Strait. It is the only species in the family Lomisidae. It is wide, slow-moving, and covered in brown hair which it against the rocks upon which it lives.

Some controversy exists about the relationship between L. hirta and the other families. Candidates for its closest relatives have included , specifically , and Aegla. It is clear, however, that Lomis represents a separate case of carcinisation.