Alycaeus somnueki S. Panha& S. Patamakanthin, 1999 Thailand10 mm
Alycaeus somwangi P. Dumrongrojwattana& W.J.M. Maassen, 2008 Thailand11 mm
Cyclophorus songmaensis P.M.A. Morelet, 1891 Vietnam, Bac-Khan41 mm
Boucardicus soniae K.C. Emberton, 2009 Madagascar, Andriantantely
Platyrhaphe sordida (L. Pfeiffer, 1855)
Cyclophorus sowerbyi J.G. Hidalgo, 1890 Philippines, Camotes Island9,5 mm
Cyclophorus speciosus (R.A. Philippi, 1847)
Chamalycaeus specus (H.H. Godwin-Austen,1889) Malaysia, Borneo
Pterocyclus speleaotes (J.R. le B. Tomlin, 1931) China, Guangxi province17 mm
Aulopoma sphaeroideum W.L.H. Dohrn, 1857 Sri Lanka
Chamalycaeus spiracellum (A. Adams & L.A. Reeve,1860) Malaysia, Borneo
Leptopoma stainforthi (G.B. Sowerby, 1842) Philippines, Palawan Island15,6 mm
Cyclophorus stenomphalus L. Pfeiffer, 1846 China, Guangxi province13,9 mm
Theobaldius stenostoma (G.B. I Sowerby, 1843) India, Cuddalore
Theobaldius stenostoma anguis (S.C.T. Hanley& W. Theobald, 1875) India, Western Ghats
Cyclophorus stevenabbasorum Thach, 2016
Chamalycaeus stoliczai (H.H. Godwin-Austen,1874)
Chamalycaeus strangulatus (L. Pfeiffer, 1846) Malaysia, Borneo
Japonia striatula J.T. Kuroda, 1973 Japan
Rhiostoma strubelli O.F. von Möllendorff,1899 Malaysia
Chamalycaeus stylifer (W.H. Benson, 1857)
Leptopoma subalatum J.F. Quadras& O.F. von Möllendorff, 1893 Philippines, Luzon Island15,5 mm
Pterocyclus subalatus E.R. Sykes, 1903 Thailand, Ipoh
Cyclophorus subcarinatus O.F. von Möllendorff,1882 China, Guangxi province21 mm
Cyclotus subflammulatus L. Pfeiffer, 1861
Cyclophorus sublaevigatus W.T. Blanford, 1869
Platyrhaphe substriata (G.B. Sowerby, 1843)
Cyclotus succinctus E.C. Von Martens, 1864 Indonesia13 mm
Cyclotus suluanus E.A. Smith, 1890
Cyclotus sumatranus E.C. Von Martens, 1864 Indonesia, Sumatra17 mm
Platyrhaphe sunggangensis Y.C. Lee & W.L. Wu, 2001 Taiwan
Dioryx swinhoei A. Adams, 1866 Taiwan6 mm
Dioryx swinhoei depressus H.A. Pilsbry & Y. Hirase,1906 Taiwan
Cyclophorus szechwanensis T.C. Yen, 1939 China, Guangxi province27 mm
Chamalycaeus tadai J.T. Kuroda& T. Kawamoto, 1956 Japan, Yamaguchi