| Scientific name | Authorship | Rank | Status | Images | |
|---|---|---|---|---|---|
| Trichoplusia sogai | (Dufay, 1968) | species | Accepted | ||
| Trigonodes hyppasia | (Cramer, 1779) | species | Accepted | ||
| Tritonaclia inauramacula | Griveaud, 1964 | species | Accepted | ||
| Tritonaclia kefersteinii | (Butler, 1882) | species | Accepted | ||
| Tritonaclia melania | (Oberthür, 1923) | species | Accepted | ||
| Tritonaclia quinquepunctata | Griveaud, 1967 | species | Accepted | ||
| Tritonaclia stephania | (Oberthür, 1923) | species | Accepted | ||
| Trymalitis cataracta | Meyrick, 1907 | species | Accepted | ||
| Trymalitis scalifera | Meyrick, 1912 | species | Accepted | ||
| Tsarafidynia blanci | Griveaud, 1974 | species | Accepted | ||
| Tsarafidynia perpusilla | (Mabille, 1880) | species | Accepted | ||
| Tsaraphycis oreadella | Leraut G., 2019 | species | Accepted | ||
| Tsaraphycis philippella | Viette, 1970 | species | Accepted | ||
| Tsaraphycis philippella napaeella | Leraut G., 2019 | subspecies | Accepted | ||
| Tsaraphycis philippella philippella | Viette, 1970 | subspecies | Accepted | ||
| Tsaraphycis viettei | Leraut G., 2019 | species | Accepted | ||
| Tsaratanana attavella | (Viette, 1964) | species | Accepted | ||
| Tsaratanana colorella | Roesler, 1982 | species | Accepted | ||
| Tsaratanana colorella colorella | Roesler, 1982 | subspecies | Accepted | ||
| Tsaratanana colorella unicolorella | Leraut G., 2019 | subspecies | Accepted | ||
| Tsirananaclia formosa | Griveaud, 1973 | species | Accepted | ||
| Tsirananaclia milloti | Griveaud, 1964 | species | Accepted | ||
| Tsirananaclia sucini | Griveaud, 1964 | species | Accepted | ||
| Tsirananaclia tripunctata | Griveaud, 1964 | species | Accepted | ||
| Tunocaria rubiginosa | Viette, 1961 | species | Accepted |