Calliostoma multiliratum (G.B. III Sowerby, 1875)
Bathyfautor multispinosus (M.M. Schepman, 1908)
Calliostoma muriellae C. Vilvens, 2001
Benthastelena muta (FOSSIL) (Finlay, 1924 †)
Tristichotrochus nahaensis (FOSSIL) F.S. MacNeil, 1960 †
Calliostoma nakamigawai (K. Sakurai, 1994)
Calliostoma namnetense (FOSSIL) B.M. Landau, L. Ceulemans& F. Van Dingenen, 2016 †
Calliostoma nanshaense Z.Z. Dong, 2002
Falsimargarita nauduri A. Warén & P. Bouchet,2001
Calliostoma necopinatum B.A. Marshall, 1995
Calliostoma negroensis (FOSSIL) Rossi de Garcia& J.L. Levy, 1959 †
Calliostoma nepheloide W.H. Dall, 1913
Dactylastele nevilli (G.B. III Sowerby, 1905)
Carinastele niceterium (C. Hedley & W.L. May,1908)
Omphalotukaia nobilis (Y. Hirase, 1922)
Calliostoma noduliferum (FOSSIL) R.N. Nelson, 1870 †
Calliostoma nodulosum (FOSSIL) (D.C. Solander, 1766 †)
Calliostoma nonurum (FOSSIL) H.A. Pilsbry& A.A. Olsson, 1941 †
Calliostoma nordenskjoldi H. Strebel, 1908
Calliostoma normani (P. Dautzenberg& H. Fischer, 1897)
Astele novata (FOSSIL) G.P. Deshayes, 1863 †
Calliostoma nudiusculum (E.C. Von Martens, 1881)
Calliostoma nudum (R.A. Philippi, 1845)
Calliostoma nudum roseotincta H. Strebel, 1905
Maurea nukumaruensis (FOSSIL) (C.R. Laws, 1930 †)
Calliostoma obesulum (É.A.A. Locard, 1898)
Margarella obsoleta A.W.B. Powell, 1951
Calliostoma occidentale (J.W. Mighels & C.B. Adams,1842)
Calliostoma ocellatum (L.A. Reeve, 1863)
Calliostoma ogilviae (FOSSIL) E.A.L. Kittl, 1894 †
Calliostoma olssoni (FOSSIL) C.J. Maury, 1925 †
Selastele onustum (N.H. Odhner, 1924)
Calliostoma opalinum (J.T. Kuroda & T. Habe,1971)
Thysanodonta opima B.A. Marshall, 1995
Calliostoma opisthostenus (FOSSIL) C.F. Fontannes, 1879 †