| Sphex lanciger Kohl, 1895 |
| Sphex lanierii Smith, 1859 |
| Sphex lauta Cresson, 1872 |
| Sphex lautus Cresson, 1873 |
| Sphex lucae de Saussure, 1867 |
| Sphex lunatus Fabricius, 1775 |
| Sphex macrocephalus Fox, 1890 |
| Sphex maximiliani Kohl, 1890 |
| Sphex mexicanus Taschenberg, 1869 |
| Sphex micans Taschenberg, 1869 |
| Sphex nearcticus Kohl, 1890 |
| Sphex nigropilosus Rohwer, 1912 |
| Sphex novitus Fernald, 1934 |
| Sphex occultus Kohl, 1890 |
| Sphex peckhami Fernald, 1934 |
| Sphex pensylvanicus Linnaeus, 1763 |
| Sphex pensylvanicus var. robustisoma Strand, 1916 |
| Sphex philadelphicus Lepeletier, 1845 |
| Sphex pilosus Fernald, 1934 |
| Sphex princeps Kohl, 1890 |