| Thecla basalides Kirby, 1871 |
| Thecla bassania Hewitson, 1868 |
| Thecla batesii Hewitson, 1865 |
| Thecla bebrycia Hewitson, 1868 |
| Thecla beroea Hewitson, 1868 |
| Thecla blenina Hewitson, 1868 |
| Thecla borus Boisduval, 1869 |
| Thecla brescia Hewitson, 1868 |
| Thecla brocela Dyar, 1913 |
| Thecla bunnirae Dyar, 1918 |
| Thecla busa Godman & Salvin, 1887 |
| Thecla cabiria Hewitson, 1877 |
| Thecla calchinia Hewitson, 1868 |
| Thecla calena Hewitson, 1877 |
| Thecla californica Edwards, 1862 |
| Thecla callao Druce, 1907 |
| Thecla callides Dyar, 1914 |
| Thecla callirrhoe Goodson, 1945 |
| Thecla cambes Godman & Salvin, 1887 |
| Thecla cana Hayward, 1949 |