Quistrachia warroorana G.A. Solem, 1997
Vidumelon wattii (R. Tate, 1894)
Torresitrachia weaberana G.A. Solem, 1979
Hadra webbi H.A. Pilsbry, 1900
Thersites webbi H.C. Fulton, 1907
Ganesella weiskei H.C. Fulton, 1902
Planispira wesselensis J.C. Cox, 1868
Amphidromus wetaranus H. Hass, 1912
Amphidromus wetaranus rollei F.F. Laidlaw & G.A. Solem,1961
Amphidromus wetaranus rollei subsimplex F.F. Laidlaw & G.A. Solem,1961
Amphidromus wetaranus rollei viridistriatus F.F. Laidlaw & G.A. Solem,1961
Amphidromus weyersi P. Dautzenberg, 1903
Sphaerospira whartoni J.C. Cox, 1871
Rhynchotrochus wiegmanni (E.C. Von Martens, 1894)
Satsuma wiegmanniana (H.A. Pilsbry, 1901)
Glyptorhagada wilkawillina G.A. Solem, 1992
Strepsitaurus williami G.A. Solem, 1997
Rhynchotrochus williamsi W.J. Clench & S. Archer,1936
Sinumelon wilpenensis (R. Tate, 1894)
Amplirhagada wilsoni G.A. Solem, 1981
Youwanjela wilsoni (G.A. Solem, 1979)
Semotrachia winneckeana (R. Tate, 1894)
Amphidromus winteri (L. Pfeiffer, 1849)
Landouria winteriana (L. Pfeiffer, 1841)
Crystallopsis woodfordi G.B. Sowerby, 1889
Chloritis woodlarkensis (C. Hedley, 1891)
Rhynchotrochus woodlarkianus (S.M. Souverbie, 1863)
Westraltrachia woodwardi (H.C. Fulton, 1902)
Kimboraga wulalam F. Köhler, 2011
Globorhagada wunandarra F. Köhler, 2011
Globorhagada wurroolgu F. Köhler, 2011
Setobaudinia wuyurru F. Köhler, 2011
Papustyla xanthochila (L. Pfeiffer, 1861)
Amphidromus xiengensis P.M.A. Morelet, 1891
Amphidromus xiengkhaungensis Inkhavilay & S. Panha,2017