Rutilia is a large genus of medium to large (>20mm) flies in the family Tachinidae native to Australia and the Oriental region, though notably absent from New Zealand.[3][4][5] Like the vast majority of tachinid flies, Rutilia species are parasitoids of other insects, specifically Rutilia are known to be parasitoids of late instar larvae of scarab beetles.
^Robineau-Desvoidy, André Jean Baptiste (1830). "Essai sur les myodaires". Mémoires presentés à l'Institut des Sciences, Lettres et Arts, par divers savants et lus dans ses assemblées: Sciences, Mathématiques et Physique. 2 (2): 1–813. Retrieved 15 July 2018.