| Scientific name | Authorship | Rank | Status | Images | |
|---|---|---|---|---|---|
| Obolcola lindneri | Fletcher D. S., 1958 | species | Accepted | ||
| Obolcola luteograpta | Krüger, 2007 | species | Accepted | ||
| Obolcola megaspilata | (Walker, 1863) | species | Synonym | ||
| Obolcola pallida | Janse, 1932 | species | Accepted | ||
| Obolcola petronaria | (Guenée, 1858) | species | Accepted | ||
| Obolcola pulverea | (Prout L. B., 1917) | species | Accepted | ||
| Obolcola retorta | Herbulot, 1966 | species | Accepted | ||
| Obolcola scotozona | Prout L. B., 1925 | species | Misapplied | ||
| 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 |