Bostryx infundibulum H.A. Pilsbry, 1896
Bostryx infundibulum perforatus (F. Haas, 1951)
Bostryx infundibulum umbilicatellus H.A. Pilsbry, 1896
Bostryx iocosensis (P. Dautzenberg, 1901)
Bostryx ireneae J.F. Araya, 2015
Bostryx izozoensis J.J. Parodíz, 1947
Bostryx juana (A. Cousin, 1887)
Bostryx kathiae A.S.H. Breure, 1978
Bostryx kugleri L. Forcart, 1954
Bostryx lemniscatus (G.P. Deshayes, 1838)
Bostryx lentiformis A.S.H. Breure, 1978
Bostryx lesueureanus (P.M.A. Morelet, 1860)
Bostryx lichenum (H.H. Beck, 1837)
Bostryx limonoicus (A.V.M.D. D'Orbigny,1835)
Bostryx llaucanensis W.K. Weyrauch
Bostryx longinquus P.M.A. Morelet, 1863
Bostryx longispira W.K. Weyrauch, 1960
Bostryx louisae A.S.H. Breure, 1978
Bostryx luridus (L. Pfeiffer, 1863)
Bostryx lychnorum (G.B. I Sowerby, 1838)
Bostryx martinezi M.I. Hylton-Scott, 1965
Bostryx megomphalus H.A. Pilsbry, 1944
Bostryx metagyra H.A. Pilsbry & A.A. Olsson,1949
Bostryx modestus (W.J. Broderip, 1832)
Bostryx modestus angelmaldonadoi W.K. Weyrauch, 1960
Bostryx moniezi P. Dautzenberg, 1896
Bostryx monticola A. Doering, 1879
Bostryx mordani A.S.H. Breure, 1978
Bostryx multiconspectus A.S.H. Breure, 2008
Bostryx multilineatus A.S.H. Breure, 1978
Bostryx multivolvis H.A. Pilsbry, 1944
Bostryx nigropileatus L.A. Reeve, 1849
Bostryx obeliscus A. Zilch, 1954
Bostryx obliquiportus W.K. Weyrauch, 1960
Bostryx obliquistriatus (S.I. Da Costa, 1901)