The Ocypodidae are a family of crabs ( Brachyura ). All representatives of Ocypodidae live amphibian on the beaches of the tropical oceans, on sand, mud or mangrove forests. Most species dig burrows for protection in the ground into which they retire during the flood.
The Ocypodidae family formerly included 18 species, including the mangrove crab ( Ucides ). According to the current classification of this family is divided into two subfamilies, each with a genus:
- Subfamily Ocypodinae Genus racing crabs ( Ocypode )
- Genus fiddler crabs ( Uca )