Ostreoida Férussac, 1822
Pectinella A. E. Verrill, 1897
Sincyclonema Meek, 1864
Sinsyclonema Conrad, 1869
Synciclonema Gregorio, 1886
Synclonema Fischer, 1886
Syncyclomena Clessin, 1878
Syncyclonema Meek, 1864
Syndonema Dalton, 1878
