Fossarus abjectus (C.B. Adams, 1852)
Planaxis akuana H.A. Rehder, 1980
Fossarus ambiguus (C. Linnaeus, 1758)
Fossarus ambiguus aptus J.C. Melvill, 1912
Fossarus angiostoma (C.B. Adams, 1852)
Fossarus angulatus P.P. Carpenter, 1857
Fossarus arctecostata (FOSSIL) Klipstein, 1843 †
Fossarus atratus (C.B. Adams, 1852)
Supplanaxis beaumonti (FOSSIL) (Bayan, 1870) †
Fossarus beccarii (C.M. Tapparone-Canefri,1875)
Fossarus bellus W.H. Dall, 1889
Orthochilus bezanconi (FOSSIL) (de Raincourt, 1870) †
Medioriopsis billiardi (FOSSIL) A.E.M. Cossmann, 1893 †
Isapsis bolivarensis (FOSSIL) Clark & J.W. Durham,1946 †
Hinea brasiliana (J.B.P.A. Lamarck, 1822)
Planaxis breviculus G.P. Deshayes, 1844
Planaxis brevis J.R.C. Quoy & J.P. Gaimard,1833
Fossarus bronnii (FOSSIL) Klipstein, 1843 †
Fossarus brumalis C. Hedley, 1907
Medioriopsis bulimopsis (FOSSIL) (G.P. Deshayes, 1861 †)
Fossarus burdigalensis (FOSSIL) (A.V.M.D. D'Orbigny,1852 †)
Fossarus caledonicus J.C.H. Crosse, 1874
Fossarus cancellarius J.C. Melvill, 1918
Fossarus capensis H.A. Pilsbry, 1901
Planaxis castaneus E.A. Smith, 1872
Fossarus cereus R.B. Watson, 1880
Supplanaxis cingulatus (A. Adams, 1853)
Fossarus compactus W.H. Dall, 1889
Fossarus compressa (FOSSIL) Klipstein, 1843 †
Planaxis crassispira E.A. Smith, 1872
Fossarus cumingii (A. Adams, 1855)
Fossarus dalli (FOSSIL) (R.P. Whitfield, 1894 †)
Fissilabia decollata (J.R.C. Quoy& J.P. Gaimard, 1833)
Planaxis decollatus (FOSSIL) J.R.C. Quoy, 1834 †
Fossarus dentifer E.A. Smith, 1890