| Pheidole subarmata var. elongatula Forel, 1893 |
| Pheidole subarmata var. nassavensis Wheeler, 1905 |
| Pheidole subarmata var. nefasta Santschi, 1929 |
| Pheidole subdentata Pergande, 1896 |
| Pheidole susannae Forel, 1886 |
| Pheidole susannae raza atricolor Forel, 1901 |
| Pheidole susannae raza longipes Pergande, 1896 |
| Pheidole suspiciosa (Smith, 1859) |
| Pheidole synanthropica Longino, 2009 |
| Pheidole tenebra Wilson, 2003 |
| Pheidole tennesseensis (Cole, 1938) |
| Pheidole tepicana Pergande, 1896 |
| Pheidole tepicana subsp. cavigenis Wheeler, 1915 |
| Pheidole testacea (Smith, 1858) |
| Pheidole tetra Creighton, 1950 |
| Pheidole tetroides Wilson, 2003 |
| Pheidole texticeps Wilson, 2003 |
| Pheidole tillandsiarum Wheeler, 1934 |
| Pheidole timmii Forel, 1901 |
| Pheidole tisiphone Wheeler, 1911 |