Uca terpsichores (basionym) Leptuca terpsichores, commonly known as the dancing fiddler crab, is a species of fiddler crab native to the eastern Pacific coast of the Americas, from Nicaragua to Peru.

[2][3] At one time, the species was considered a subspecies of L.

[1] The adult carapace is approximately 7 mm wide.

[1] The carapace is grey in color and males may exhibit yellow dorsal markings.

[1] The species can be found on bay shores with muddy sand substrate.