Leach, 1814
Carapace pronouncedly broadened anteriorly; front deflexed, spatulate. Antennulary flagellum small, not hidden beneath the front. Eyestalks slender and long, the cornea small, less than one sixth of eyestalk length. Chelipeds of male enormously heterochelous, small cheliped not much larger than third maxillipeds, large chela of various shape, no stridulating apparatus on inner face of palm; female homochelous, both chelae of the size of the small chela in male. (Türkay 1995)
Type species: Uca una Leach, 1814, an objective junior synonym of Cancer vocans major Herbst, 1782, by monotypy.
Gender feminine.
Subgenera treated:
subgenus Celuca Crane, 1975
subgenus Deltuca Crane, 1975
subgenus Thalassuca Crane, 1975
Other species treated:
Uca crassipes (Adams & White, 1848) (subgenus Paraleptuca Bott, 1973 or Amphiuca Crane, 1975)