Buchozia bourdoti (FOSSIL) A.E.M. Cossmann, 1896 † France, Brittany
Sorgenfreispira brachystoma (R.A. Philippi, 1844) Italy, Grado8 mm
Sorgenfreispira brachystoma conspicua (F. Nordsieck, 1977) Tunisia, Gulf Gabes4 mm
Benthomangelia brachytona (R.B. Watson, 1881) Indonesia, Aru Islands
Mangelia branneri R. Arnold, 1903 America
Guraleus brazieri (G.F. Angas, 1871) New South Wales
Benthomangelia brevis A.V. Sysoev& D.L. Ivanov, 1985 Naska Ridge
Brachycythara brevis (C.B. Adams, 1850) Virgin Islands
Pseudorhaphitoma brionae (G.B. III Sowerby, 1888) Hong Kong
Acmaturris brisis W.P. Woodring, 1928 Curaçao Island7,5 mm
Eucithara brocha C. Hedley, 1922 Taiwan7,5 mm
Belidaphne brunettii (FOSSIL) G. Della Bella, Naldi& Scarponi, 2015 † Italy, Tuscany
Mangelia brusinae J.J. Van Aartsen& M.C. Fehr-de Wal, 1978 Istria, Porto Rose5,8 mm
Bela burdigalina (FOSSIL) (M.A. Peyrot, 1931 †) France, Aquitaine5,7 mm
Cytharopsis butonensis (M.M. Schepman, 1913) China, Zhejiang19 mm
Mangelia caelata (R.B. Hinds, 1843) Nicaragua West6,5 mm
Cythara caimitica (FOSSIL) C.J. Maury, 1917 † Dominican Republic
Sorgenfreispira calais (FOSSIL) (F. Kautsky, 1925 †) Belgium5 mm
Pseudorhaphitoma calcata (C. Hedley, 1909) Queensland
Eucithara caledonica (E.A. Smith, 1882) Japan, Oshima Island
Mangelia callicredemna J.C. Melvill, 1917 Oman
Mangelia callosa (F. Nordsieck, 1977) Turkey, Bozcaada Island5 mm
Agathotoma camarina (W.H. Dall, 1919) Galapagos5,5 mm
Cytharopsis cancellata A. Adams, 1865 China, Zhejiang20,7 mm
Oenopota cancellata (J.W. Mighels& C.B. Adams, 1842) USA, Maine
Bactrocythara candeana (A.V.M.D. D'Orbigny,1847)
Oenopota candida (M. Yokoyama, 1926) Japan Sea
Agathotoma candidissima (C.B. Adams, 1845) Venezuela5,7 mm
Agathotoma candidissima badia (L.A. Reeve, 1846) Venezuela6 mm
Eucithara capillaris R.N. Kilburn & H. Dekker,2008 Gulf of Aqaba5,7 mm
Eucithara capillata (R.P.J. Hervier, 1897) Philippines, Surigao5,2 mm
Pyrgocythara caribaea (A.V.M.D. D'Orbigny,1847) Venezuela4,5 mm
Mangelia carinata L. Bozzetti, 2009 Madagascar, Lavanono6,6 mm
Oenopota carioca R.M.A. Figueira& R.S. Absalão, 2010
Mangelia carlottae (W.H. Dall, 1919) America