| Scientific name | Authorship | Rank | Status | Images | |
|---|---|---|---|---|---|
| Thiacidas sanguinicollis | (Schultze, 1931) | species | Synonym | ||
| Thiacidas schausi | (Hampson, 1905) | species | Accepted | ||
| Thiacidas senex | (Bethune-Baker, 1911) | species | Accepted | ||
| Thiacidas smythi | (Gaede, 1939) | species | Accepted | ||
| Thiacidas somaliensis | Hacker & Zilli, 2010 | species | Accepted | ||
| Thiacidas stassarti | Hacker & Zilli, 2007 | species | Accepted | ||
| Thiacidas subhampsoni | Hacker & Zilli, 2010 | species | Accepted | ||
| Thiacidas submutata | Hacker & Zilli, 2007 | species | Accepted | ||
| Thiacidas triangulata | (Gaede, 1939) | species | Accepted | ||
| Thiallela grandis | (Balinsky, 1991) | species | Accepted | ||
| Thiallela maculata | (Balinsky, 1991) | species | Accepted | ||
| Thiodia actuosa | (Meyrick, 1913) | species | Accepted | ||
| Thiodia africana | Razowski & Trematerra, 2019 | species | Accepted | ||
| Thiodia excavana | Aarvik, 2004 | species | Accepted | ||
| Thiodia gracilia | Razowski, 2015 | species | Accepted | ||
| Thiodia nasifera | Razowski & Trematerra, 2008 | species | Accepted | ||
| Thiodia siccescens | (Meyrick, 1912) | species | Accepted | ||
| Thiopeia chokeana | Razowski & Trematerra, 2019 | species | Accepted | ||
| Thiotricha anisochroa | (Janse, 1960) | species | Accepted | ||
| Thiotricha candidella | Legrand, 1966 | species | Synonym | ||
| Thiotricha haplotypa | (Janse, 1960) | species | Accepted | ||
| Thiotricha paltobola | Meyrick, 1921 | species | Accepted | ||
| Thiotricha subtenuis | Legrand, 1966 | species | Synonym | ||
| Thiotricha tenuis | (Walsingham, 1891) | species | Accepted | ||
| Thivolleo albicervix | Maes, 2006 | species | Accepted |