Bulimulus iherminieri (P. Fischer, 1857) Guadeloupe
Auris ilheocola S. Moricand, 1833 Brazil, Pimenteiras60 mm
Bostryx imeldae W.K. Weyrauch, 1960 Peru, Lima
Drymaeus immaculatus C.B. Adams, 1850 Jamaica
Drymaeus imperfectus (R.J.L. Guppy, 1866) Trinidad and Tobago24 mm
Drymaeus inaequalis L. Pfeiffer, 1857 Ecuador26,4 mm
Bostryx inaquosum A.S.H. Breure, 1978 Chile
Drymaeus inca M. Smith, 1943 Peru, Junin
Newboldius inca H.A. Pilsbry, 1932 Peru
Drymaeus inclinatus L. Pfeiffer, 1862 Colombia33,1 mm
Drymaeus incognitus S.I. Da Costa, 1907 Colombia, Bogotà29,8 mm
Bulimulus inconspicuous F. Haas, 1949 Peru, Loreto
Naesiotus indefatigabilis W.H. Dall, 1900 Galapagos
Bostryx infundibuliformis J.C. Jay, 1848 Bolivia
Bostryx infundibulum H.A. Pilsbry, 1896 Peru17,3 mm
Bostryx infundibulum perforatus (F. Haas, 1951) Peru, Junin16 mm
Bostryx infundibulum umbilicatellus H.A. Pilsbry, 1896 Peru15 mm
Mesembrinus inglorius (L.A. Reeve, 1848) Oaxaca, Mexico25,6 mm
Plicolumna inscendens (W.G. Binney, 1861) Mexico, Baja California Sur, La Paz40,8 mm
Drymaeus insulaecygni W.F. Clapp, 1914 West Indies
Drymaeus interpictus E.C. Von Martens, 1867 Peru30 mm
Drymaeus interpunctus E.C. Von Martens, 1887 Brazil, Sao Paulo26 mm
Drymaeus interruptofasciatus J.H. Vernhout, 1914 Suriname
Drymaeus interruptus H.B. Preston, 1909 Venezuela24,5 mm
Mesembrinus intrapictus H.A. Pilsbry, 1930 Panama
Mesembrinus inusitatus H.C. Fulton, 1900 Costa Rica28,3 mm
Bulimulus inutilis L.A. Reeve, 1850 Central America16,5 mm
Naesiotus invalidus P.H. Reibisch, 1892 Galapagos
Cochlorina involuta E.C. Von Martens, 1867 Brazil, Minas Gerais29,3 mm
Bostryx iocosensis (P. Dautzenberg, 1901) Peru13 mm
Drymaeus iodostomus L. Deville & L.H. Hupé,1850 Peru
Kora iracema (L.R.L. Simone, 2015)
Mesembrinus irazuensis G.F. Angas, 1878 Costa Rica
Bostryx ireneae J.F. Araya, 2015
Bulimulus irregularis (L. Pfeiffer, 1847) Ecuador17 mm