| Thecla opisena Druce, 1912 |
| Thecla oppia Godman & Salvin, 1887 |
| Thecla orasus Godman & Salvin, 1887 |
| Thecla orcynia Hewitson, 1868 |
| Thecla orgia Hewitson, 1867 |
| Thecla orios Godman & Salvin, 1887 |
| Thecla ornea Hewitson, 1868 |
| Thecla orses Godman & Salvin, 1887 |
| Thecla orsina Hewitson, 1877 |
| Thecla ortaloides Lathy, 1930 |
| Thecla ortalus Godman & Salvin, 1887 |
| Thecla oslari Dyar, 1904 |
| Thecla paetus Godman & Salvin, 1887 |
| Thecla parasia Hewitson, 1874 |
| Thecla paron Godman & Salvin, 1887 |
| Thecla parthenia Hewitson, 1874 |
| Thecla peralta Möschler, 1883 |
| Thecla peruviana Erschoff, 1876 |
| Thecla petelina Hewitson, 1877 |
| Thecla phaenna Godman & Salvin, 1887 |