Clavus pustulatus (FOSSIL) (G.B. Brocchi, 1814 †) Poland24 mm
Clavus putillus (L.A. Reeve, 1845) Solomon Islands22 mm
Drillia pycnoklosta (FOSSIL) J. Gardner, 1937 † Florida, Alum Bluff formation9,8 mm
Drillia pyramidata (L.C. Kiener, 1840) Angola21 mm
Drillia pyrenoides (FOSSIL) (T.A. Conrad, 1834 †)
Drillia quadrasi O. Böttger, 1895 Philippines, Mactan Island15,5 mm
Clavus quadratus R.N. Kilburn, 1988 South Africa, KwaZulu, Natal
Plagiostropha quintuplex J.C. Melvill, 1927 Bahamas9 mm
Leptadrillia quisqualis (R.B. Hinds, 1843) Panama West10,3 mm
Eumetadrillia rabdotacona (FOSSIL) J. Gardner, 1937 † Florida, Alum Bluff formation23 mm
Splendrillia raricostata (E.A. Smith, 1879) Indo-Pacific
Wairarapa rebecca (FOSSIL) P. Vella, 1954 †
Drillia recordata (E.R. Sykes, 1905) Angola13,7 mm
Clavus regularis (L.A. Reeve, 1846)
Splendrillia resplendens (J.C. Melvill, 1898) Oman14 mm
Calliclava rhodina J.H. McLean& L.H. Poorman, 1971 Pacific Mexico
Agladrillia rhodochroa (P. Dautzenberg, 1900) Colombia10 mm
Elaeocyma ricaudae S.S. Berry, 1969 Mexico, Baja California
Drillia rimata (E.A. Smith, 1888)
Drillia riogurabonis (FOSSIL) C.J. Maury, 1917 † Dominican Republic
Clavus rissoiniformis (E.A. Kay, 1979) Hawaii7,6 mm
Lissodrillia robusta P.J. Fallon, 2016
Drillia rosacea (L.A. Reeve, 1845) Panama22 mm
Clavus rosalinus F.P. Marrat, 1877 South China Sea33 mm
Bellaspira rosea P.J. Fallon, 2016
Splendrillia roseacincta R.K. Dell, 1956 New Zealand, Chatham Islands
Cymatosyrinx roseobasis (E.A. Smith, 1883)
Clavus roseofuscus L. Bozzetti, 2007 Madagascar, Lavanono12,5 mm
Drillia roseola (L.G. Hertlein& A.M. Strong, 1955) Panama20 mm
Plagiostropha roseopinna M. Chino& P. Stahlschmidt, 2010 Philippines, Mactan Island6,8 mm
Drillia rosolina (F.P. Marrat, 1877) West Africa
Plagiostropha rubrifaba M. Chino& P. Stahlschmidt, 2010 Philippines, Olango Island5,6 mm
Clathrodrillia rubrofasciata P.J. Fallon, 2016
Drillia rubrozonata M.M. Schepman, 1913 Indonesia, Timor
Drillia rufescens R.W. Dunker, 1871 Samoa