| Name | Megalaria Hafellner |
| Authorship | Hafellner |
| Rank | Genus |
| NomenclaturalStatus | NomLeg |
| Placed in | Megalariaceae |
| Contains | Megalaria brodoana S. Ekman & Tønsberg Megalaria columbiana (G. Merrill) S. Ekman Megalaria grossa (Persoon ex Nylander) Hafellner Megalaria laureri (Hepp ex Th. Fries) Hafellner Megalaria melanopotamica (I. M. Lamb) Fryday & Lendemer Megalaria phaeolomiza (I. M. Lamb) Fryday & Lendemer Megalaria sp. |
| Remarks | Type species: M. grossa (Persoon ex Nylander) Hafellner (Lecidea grossa Persoon ex Nylander 1856) |
| Citation | 1984 Nova Hedwigia Beih. 79: 302 |