Genus Cyrena J. B. P. A. de Lamarck, 1818

(3-4-4-0-9-1-0-18-0-0-0-0-0)
Syn. Cirena F. Sacco, 1887;
Cirene A. Costa, 1866;
Cyrene Schlueter, 1838;
Cyrnea G. P. Deshayes, 1858;
Gyrena A. de Gregorio, 1930
[=Corbicula Megerle v Muhlfeld, 1811]
Ref. Vaught, 1989 p 134
Vokes, 1980 p 162