Sundaya bargibanti Cecalupo & Perugia, 2017
Cerithiopsis barleei J.G. Jeffreys, 1867
Horologica barrieria A. Nützel, 1998
Synthopsis battagliai A. Cecalupo & I. Perugia,2012
Joculator bauquisi Cecalupo & Perugia, 2017
Marshallopsis bazzocchii A. Cecalupo & I. Perugia,2014
Seila beauforti C. Thiriot-Quiévreux,1980
Belonimorphis belonimorphis M. Jay & J. Drivas, 2002
Cerithiopsis beneitoi (E. Rolán, J. Espinosa& R. Fernández-Garcés, 2007)
Dizoniopsis benoitiana (T.A. de M. Monterosato,1869)
Prolixodens benthica B.A. Marshall, 1978
Onchodia benthica (W.H. Dall, 1924)
Cerithiopsis benthicum W.H. Dall, 1927
Cerithiopsis berryi P. Bartsch, 1911
Clathropsis berthaultorum Cecalupo & Perugia, 2017
Clathropsis bicarinata (C.F. Laseron, 1951)
Synthopsis bicincta A. Cecalupo & I. Perugia,2012
Joculator bicinctus A. Cecalupo & I. Perugia,2012
Cerithiopsis bicolor P. Bartsch, 1911
Horologica bicolor C.F. Laseron, 1956
Retilaskeya bicolor (Adams, 1845)
Dizoniopsis bilineata (R. Hoernes, 1848)
Cerithiopsis bimarginatum (C.B. Adams, 1852)
Horologica bipartita C.F. Laseron, 1956
Cerithiopsidella blacki B.A. Marshall, 1978
Marshallopsis blanda A. Cecalupo & I. Perugia,2012
Cerithiopsis blandi G.P. Deshayes, 1900
Cerithiopsis boelsschei (A. von Koenen, 1891)
Synthopsis bongiardinoi A. Cecalupo & I. Perugia,2012
Cerithiopsis boucheti M. Jay & J. Drivas, 2002
Marshallopsis boucheti A. Cecalupo & I. Perugia,2012
Joculator bourgeoisae A. Cecalupo & I. Perugia,2013
Joculator bouteti A. Cecalupo & I. Perugia,2014
Tubercliopsis bowenensis C.F. Laseron, 1956
Joculator brabantae A. Cecalupo & I. Perugia,2013