Mactromya aequalis (FOSSIL) A.E.R. Agassiz, 1843 †
Palaeolucina carbonaria (FOSSIL) Chao, 1927 †
Mactromya cardioides (FOSSIL) (B. Phillips, 1829 †)
Unicardium claxbiense (FOSSIL) Woods †
Unicardium compressum (FOSSIL) Woods †
Unicardium concentricum (FOSSIL) B. Wade, 1926 †
Clisocolus corrugatus (FOSSIL) W.P. Popenoe, 1937 †
Mactromya crassa (FOSSIL) A.E.R. Agassiz, 1845 †
Mactromya daghaniensis (FOSSIL) Cox, 1935 †
Clisocolus endotrachys (FOSSIL) F.B. Meek, 1876 †
Mactromya gibbosa (FOSSIL) (Morris & Lycett) †
Mactromya groenlandica (FOSSIL) Rosenkrantz, 1934 †
Mactromyopsis hemirhytideus (FOSSIL) (Cossmann 1905) †
Mactromya impressa (FOSSIL) (Morris & Lycett) †
Thetis japonica (FOSSIL) I. Hayami, 1975 †
Thetironia minor (FOSSIL) (J. de C. Sowerby,1826 †)
Clisocolus moreauensis (FOSSIL) (Meerk & Hayden, 1861 †)
Sexta navicula (FOSSIL) Stephenson 1952 †
Clisocolus odochiensis (FOSSIL) Tashiro & Kozai, 1982 †
Clisocolus penjicus (FOSSIL) V.N. Sinelnikova, 1997 †
Mactromya quadrata (FOSSIL) Rollier, 1913 †
Mactromya ringeriensis (FOSSIL) (Mantell) †
Mactromya rugosa (FOSSIL) (F.A. Roemer, 1836 †)
Unicardium sulcatum (FOSSIL) Leckenby ex Bean MS †
Palaeolucina unica (FOSSIL) Reed, 1932 †
Mactromyella varicosa (FOSSIL) (J. Sowerby 1821) †
Unicardium vectense (FOSSIL) N.H. Woods, 1907 †
Mactromya verioti (FOSSIL) Buvignier, 1852 †