| Pseudomyrmex semotus Kempf, 1960 |
| Pseudomyrmex sericata (Smith, 1855) |
| Pseudomyrmex sericeus (Mayr, 1870) |
| Pseudomyrmex sericeus subsp. acaciarum (Wheeler, 1942) |
| Pseudomyrmex sericeus subsp. acaciorum (Enzmann, 1944) |
| Pseudomyrmex sericeus subsp. altinoda (Mann, 1916) |
| Pseudomyrmex sericeus subsp. fortis (Forel, 1899) |
| Pseudomyrmex simoides (Forel, 1911) |
| Pseudomyrmex simplex (Smith, 1877) |
| Pseudomyrmex spiculus Ward, 1989 |
| Pseudomyrmex spinicola (Emery, 1890) |
| Pseudomyrmex spinicola subsp. infernalis (Wheeler, 1942) |
| Pseudomyrmex spinicola subsp. scelerosa (Wheeler, 1942) |
| Pseudomyrmex spinicola subsp. sclerosa Wheeler, 1942 |
| Pseudomyrmex subater (Wheeler & Mann, 1914) |
| Pseudomyrmex subtilissimus (Emery, 1890) |
| Pseudomyrmex tenuis (Fabricius, 1804) |
| Pseudomyrmex tenuis subsp. guatemalensis (Enzmann, 1944) |
| Pseudomyrmex tenuissimus (Emery, 1906) |
| Pseudomyrmex testacea (Smith, 1852) |