Aforia abyssalis A.V. Sysoev & Y.I. Kantor,1987
Orthosurcula adeona (FOSSIL) (R.P. Whitfield, 1865 †)
Nihonia alta (FOSSIL) C. Nielsen, 2003 †
Lavarotoma alva (FOSSIL) Garvie, 2013 †
Orthosurcula anacona (FOSSIL) (G.F. Harris, 1895 †)
Steiraxis aulaca (W.H. Dall, 1896)
Nihonia australis (A.F.P.M. de Roissy,1805)
Orthosurcula beui (FOSSIL) P.A. Maxwell, 1992 †
Cochlespira beuteli A.W.B. Powell, 1969
Cochlespira bevdeynzerae E.F. Garcia, 2010
Aforia campbelli (FOSSIL) J.W. Durham, 1944 †
Cochlespira cavalier E.F. Garcia, 2010
Cochlespira cedonulli (L.A. Reeve, 1843)
Aforia circinata (W.H. Dall, 1873)
Nihonia circumstricta (E.C. Von Martens, 1901)
Aforia clallamensis (FOSSIL) (C.S. Weaver †)
Ancistrosyrinx clytotropis (E.R. Sykes, 1906)
Cochlespira cookei (FOSSIL) McNeil, 1984 †
Cochlespira cookei rubracolli (FOSSIL) McNeil, 1984 †
Cochlespira corneti (FOSSIL) (A. von Koenen, 1872 †)
Aforia crebristriata (W.H. Dall, 1908)
Cochlespira crispulata (E.C. Von Martens, 1901)
Cochlespira cristata (FOSSIL) (T.A. Conrad, 1848 †)
Ancistrosyrinx dalli (FOSSIL) A.A. Olsson, 1922 †
Aforia ecuadoriana (FOSSIL) A.A. Olsson, 1964 †
Cochlespira elegans (W.H. Dall, 1881)
Cochlespira elongata L.R.L. Simone, 1999
Cochlespira engonata (FOSSIL) T.A. Conrad, 1865 †
Apiotoma euclenzis (FOSSIL) N.H. Ludbrook, 1978 †
Aforia goniodes (R.B. Watson, 1881)
Aforia goodei (W.H. Dall, 1890)
Pagodasyrinx granulata (E.A. Smith, 1896)
Aforia hypomela (W.H. Dall, 1889)
Aforia indomaris (A.V. Sysoev & Y.I. Kantor,1988)
Aforia inoperculata A.V. Sysoev & Y.I. Kantor,1988