| Scientific name | Authorship | Rank | Status | Images | |
|---|---|---|---|---|---|
| Obtexocorytus schuettei | Sobczyk, 2009 | species | Accepted | ||
| Obtusipalpis albidalis | Hampson, 1919 | species | Accepted | ||
| Obtusipalpis brunneata | Hampson, 1919 | species | Accepted | ||
| Obtusipalpis citrina | Druce, 1902 | species | Accepted | ||
| Obtusipalpis fusipartalis | Hampson, 1919 | species | Accepted | ||
| Obtusipalpis pardalis | Hampson, 1896 | species | Accepted | ||
| Obtusipalpis ragonoti | (Hering, 1903) | species | Synonym | ||
| Obtusipalpis rubricostalis | Marion, 1954 | species | Accepted | ||
| Obudupotamia stereostellans | Razowski & Wojtusiak, 2012 | species | Accepted | ||
| Ochanella hova | (Butler, 1882) | species | Accepted | ||
| Ochanella hova hova | (Butler, 1882) | subspecies | Accepted | ||
| Ochanella hova tsaratanensis | Lajonquière, 1970 | subspecies | Accepted | ||
| Ochetoxena phaneraula | Meyrick, 1920 | species | Accepted | ||
| Ochrocalama xanthia | (Hampson, 1905) | species | Accepted | ||
| Ochrochroma aurantiaca | (Viette, 1962) | species | Accepted | ||
| Ochrochroma cadoreli | Lajonquière, 1969 | species | Accepted | ||
| Ochrochroma exhausta | Lajonquière, 1972 | species | Misapplied | ||
| Ochrochroma nepos | Lajonquière, 1969 | species | Accepted | ||
| Ochrochroma opulenta | Lajonquière, 1969 | species | Accepted | ||
| Ochrochroma seyrigi | Lajonquière, 1969 | species | Accepted | ||
| Ochrochroma simplex | (Aurivillius, 1909) | species | Accepted | ||
| Ochrodia bucolica | (Meyrick, 1904) | species | Synonym | ||
| Ochrodia crocoleuca | (Meyrick, 1923) | species | Synonym | ||
| Ochrodia erecnista | (Janse, 1951) | species | Misapplied | ||
| Ochrodia ericnista | (Meyrick, 1914) | species | Synonym |