A new genus of mellitid sand dollar (Echinoidea: Mellitidae) from the eastern Pacific coast of the Americas Author Coppard, Simon E. text Zootaxa 2016 4111 2 158 166 journal article 39073 10.11646/zootaxa.4111.2.4 2aa4444b-191d-456d-b9fc-50f358716b93 1175-5326 256474 F727E186-0B81-4440-A2C3-876588198AD0 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.