 
  | Higher taxa: | Noctuidae (family)/ Acronictinae (subfamily)/ Megalonycta (genus)/ | 
| Status: | Accepted | 
| Authorship: | Viette, 1965 | 
| Citation: | Megalonycta n. gen. | 
| Taxon remarks: | Type species: Acronycta mediovitta Rothschild. By original designation. | 
| Publication: | Viette P. 1965i. Descriptions préliminaires de nouveaux genres et espèces de Noctuidae Amphipyrinae malgaches (Lep.). | 
| Journal: | Bulletin de la Société entomologique de France | 
| Volume: | 70 | 
| Issue: | |
| Pagination: | 86 | 
 
                                
                             
                                
                             
                                
                             
                                
                             
                                
                             
                                
                             
                                
                             
                                
                             
                                
                             
                                
                             
                                
                             
                                
                             
                                
                             
                                
                             
                                
                             
                                
                             
                                
                             
                                
                             
                                
                             
                                
                             
                                
                             
                                
                            | Scientific Name | Authorship | Rank | Status | Original Combination | Images | 
|---|---|---|---|---|---|
| Megalonycta adelphica (Prout A. E., 1927) | (Prout A. E., 1927) | species | Accepted | Craniophora adelphica | |
| Megalonycta forsteri Laporte, 1979 | Laporte, 1979 | species | Accepted | Megalonycta forsteri | |
| Megalonycta inversa (Gaede, 1915) | (Gaede, 1915) | species | Accepted | Craniophora inversa | |
| Megalonycta kissa Bippus, 2020 | Bippus, 2020 | species | Accepted | Megalonycta kissa | |
| Megalonycta mediovitta (Rothschild, 1924) | (Rothschild, 1924) | species | Accepted | Acronicta mediovitta | |
| Megalonycta paragrapha (Felder R., 1874) | (Felder R., 1874) | species | Accepted | Acronicta paragrapha | |
| Megalonycta waterloti (Boursin, 1928) | (Boursin, 1928) | species | Synonym | Thalatha waterloti |