Streptaxis uberiformis L. Pfeiffer, 1848
Gulella udzungwensis A.C. van Bruggen, 2007
Molarella ugandensis (E.A. Smith, 1901)
Gulella umzimvubensis H.C. Burnup, 1925
Parvedentulina unescoae K.C. Emberton, 2002
Gulella unidentata L. Pfeiffer
Perrottetia unidentata Inkhavilay & S. Panha,2016
Tayloria urguessensis H.B. Preston
Ptychotrema usambarense B. Verdcourt
Edentulina usambarensis J.C. Bequaert & W.J. Clench,
Gonaxis usambarensis B. Verdcourt
Gulella usambarica A. Craven, 1880
Rillya uva H. Nordsieck, 2002
Gonospira uvula G.P. Deshayes, 1863
Gulella vakinifia K.C. Emberton, 2001
Discartemon vandermeermohri W.S.S. Van Benthem-Jutting,1959
Stemmatopsis vanhoensis Do Duc Sang & Do Van Nhuong,2015
Gulella vatosoa K.C. Emberton, 2001
Gulella vavakelia K.C. Emberton, 2001
Parvedentulina vavalava K.C. Emberton, 2002
Gonospira versipolis (G.P. Deshayes, 1851)
Plicigulella vicina (E.A. Smith, 1899)
Imperturbatia violescens (E.C. Von Martens, 1898)
Gulella virungae A.C. van Bruggen& J.L. Van Goethem, 1999
Parvedentulina vitroni (E. Fischer-Piette, Ch.P. Blanc, F. Blanc& F. Salvat, 1994)
Gulella vohimarae K.C. Emberton, 2001
Parvedentulina vonjena K.C. Emberton, 2002
Gonaxis vosseleri K.H.J. Thiele
Gulella vriesiana (C.M.F. Ancey, 1885)
Gonaxis vulcani K.H.J. Thiele, 1911
Rectartemon wagneri (L. Pfeiffer, 1841)
Gulella wahlbergi T. Kira, 1955
Gulella warreni (J.C. Melvill& J.H. Ponsonby, 1903)
Streptaxis welwitschii P.M.A. Morelet, 1867
Gonaxis woodhousei (H.B. Preston, 1913)