Atya is a genus of freshwater shrimp of the family Atyidae, ranging through the Antilles and along the Atlantic and Pacific slopes of Central and South America and in western Africa. It contains the following species: * Felgenhauer & Martin, 1983 * Bouvier, 1904 * Hobbs & Hart, 1982 * (Smith, 1871) * Abele, 1975 * Atya gabonensis Giebel, 1875 * (Herbst, 1792) * Bouvier, 1904 * Atya lanipes Holthuis, 1963 * Holthuis, 1986 * A. Milne-Edwards, 1874 * Villalobos, 1956 * Atya scabra (Leach, 1815)