| Scientific name | Authorship | Rank | Status | Images | |
|---|---|---|---|---|---|
| Mythimna provvisoria | Berio, 1962 | species | Synonym | ||
| Mythimna pseudotacuna | Berio, 1962 | species | Accepted | ||
| Mythimna pumilio | (Gaede, 1916) | species | Synonym | ||
| Mythimna pyrausta | (Hampson, 1913) | species | Accepted | ||
| Mythimna pyrostrota | (Hampson, 1907) | species | Accepted | ||
| Mythimna rhabdophora | (Hampson, 1902) | species | Synonym | ||
| Mythimna rosengreeni | (Rebel, 1907) | species | Synonym | ||
| Mythimna rosescens | (Hampson, 1910) | species | Accepted | ||
| Mythimna rubrescens | (Hampson, 1905) | species | Accepted | ||
| Mythimna rufulosa | Wiltshire, 1986 | species | Accepted | ||
| Mythimna sarca | (Hampson, 1902) | species | Accepted | ||
| Mythimna semicorax | Krüger, 2005 | species | Accepted | ||
| Mythimna sokotrensis | Hreblay, 1996 | species | Accepted | ||
| Mythimna substituta | (Wallengren, 1875) | species | Accepted | ||
| Mythimna sufficiens | (Prout A. E., 1921) | species | Synonym | ||
| Mythimna tacuna | (Felder & Rogenhofer, 1874) | species | Accepted | ||
| Mythimna thomasi | (Laporte, 1991) | species | Synonym | ||
| Mythimna tiburtina | (Turati, 1909) | species | Synonym | ||
| Mythimna tincta | (Walker, 1858) | species | Accepted | ||
| Mythimna toumodi | Laporte, 1978 | species | Synonym | ||
| Mythimna tseki | (Koutsaftikis, 1974) | species | Synonym | ||
| Mythimna umbrigera | (Saalmüller, 1891) | species | Accepted | ||
| Mythimna uncinatus | (Gaede, 1916) | species | Synonym | ||
| Mythimna unipuncta | (Haworth, 1809) | species | Accepted | ||
| Mythimna usta | (Gaede, 1935) | species | Misapplied |