Holospira fergusoni L.H. Gilbertson& E. Naranjo-Garcia, 2010 Mexico, Saltillo
Holospira ferrissi H.A. Pilsbry, 1905 USA, Arizona8 mm
Holospira ferrissi fossor H.A. Pilsbry& J.H. Ferriss, 1915 USA, Arizona7,4 mm
Macroceramus festus J. Gundlach in L. Pfeiffer, 1859 Cuba
Gymnocentrum filicosta (R.J. Shuttleworth, 1852) Veracruz, Mexico
Tetrentodon filiola C. de la Torre& P. Bartsch, 1972 Cuba10 mm
Coelocentrum fistulare (P.M.A. Morelet, 1849) Guatemala
Anoma flexuosa L. Pfeiffer, 1866 Jamaica
Acrocoptis florenciana (H.A. Pilsbry, 1929) Cuba
Microceramus florencianus H.A. Pilsbry, 1930 Cuba
Microceramus floridanus H.A. Pilsbry, 1898 Florida
Microceramus fogonensis C. de la Torre& P. Bartsch, 1972 Cuba
Macroceramus formosus W. Wood, 1828 Dominican Republic14,6 mm
Styloptyx fornax F.G. Thompson, 1971 Durango, Mexico
Gongylostomella fortis (J. Gundlach in L. Pfeiffer, 1864) Cuba
Holospira fortisculpta F.G. Thompson& E.L. Mihalcik, 2005 Puebla, Mexico
Torrecoptis fortiuscula (C. de la Torre, 1912) Cuba
Brachypodella frederici C. de la Torre& P. Bartsch, 1972 Cuba
Goniapex freytagi (P. Bartsch, 1950) Chihuahua, Mexico
Centralia fulva (C. de la Torre, 1911) Cuba
Pfeiffericoptis fumosa (J. Gundlach in L. Pfeiffer, 1863) Cuba16 mm
Coelostemma fusca (E.C. Von Martens, 1897) Mexico, Acapulco
Anoma fuscolabris (E. Chitty) Jamaica
Torrecoptis fuscula C. de la Torre& P. Bartsch, 1972 Cuba12,2 mm
Organocoptis fusiformis (B.H. Wright in L. Pfeiffer, 1863) Cuba14 mm
Tetrentodon fusula (C. de la Torre, 1929) Cuba17 mm
Organocoptis galalonensis C. de la Torre& P. Bartsch, 1972 Cuba
Bostrichocentrum galathea P. Bartsch, 1926 Mexico, Acapulco
Pfeiffericoptis garciana (B.H. Wright in F. Poey,1864) Cuba
Macroceramus garcianus C. de la Torre& P. Bartsch, 1972 Cuba
Bostrichocentrum gealei (A. Adams, 1872) Puebla, Mexico
Pleurostemma geminata (J. Gundlach in L. Pfeiffer, 1870) Cuba
Gongylostoma gemmata (H.A. Pilsbry, 1927) Cuba19,6 mm
Microceramus gertrudis C. de la Torre& P. Bartsch, 1972 Cuba
Brachypodella gibbonsi H.B. Baker, 1924 Aruba, Bonaire