| Siproeta superba subsp. superba (Bates, 1864) |
| Smyrna Hübner, 1823 |
| Smyrna blomfildia (Fabricius, 1782) |
| Smyrna blomfildia subsp. datis Fruhstorfer, 1908 |
| Smyrna karwinskii Geyer, 1833 |
| Speyeria Scudder, 1872 |
| Speyeria callippe (Boisduval, 1852) |
| Speyeria callippe subsp. comstocki (Gunder, 1925) |
| Speyeria coronis (Behr, 1864) |
| Speyeria coronis subsp. semiramis (Edwards, 1886) |
| Speyeria nokomis (Edwards, 1862) |
| Speyeria nokomis subsp. coerulescens (Holland, 1900) |
| Speyeria nokomis subsp. melaena Mooser & García, 1980 |
| Speyeria nokomis subsp. wenona dos Passos & Grey, 1945 |
| Speyeria wenona dos Passos & Grey, 1945 |
| Splendeuptychia Forster, 1964 |
| Splendeuptychia kendalli L. Miller, 1978 |
| Synchloe Hübner, 1818 |
| Synchloe adelina Staudinger, 1876 |
| Synchloe melitaeoides C. Felder & R. Felder, 1867 |