Mellita L. Agassiz, 1841
Des Scutelles. Monographies des Echinoderms Vivans et Fossiles. Monograph 2, 1–151.
Type species. Echinodiscus quinquiesperforatus Leske, 1778 (= Mellita testudinata Klein, 1734), by subsequent designation of Pomel, 1883.
Assigned species. (sensu Coppard et al. 2013) M. quinquiesperforata (Leske, 1778), M. tenuis Clark, 1940 (= M. isometra Harold & Telford, 1990), M. notabilis Clark, 1947 (= M. kanakoffi Durham, 1961, = M. eduardobarrosoi Caso, 1981).
Distribution. Early Pliocene to Recent. Caribbean Sea, tropical and subtropical Atlantic and Pacific coasts of the Americas.