Family Helosciomyzidae
Total number of species: 5.
List of undetermined Helosciomyzidae
| Genus | Species | Author | No. of specs. or vials in collection | Biogeographic Region |
| Helosciomyza | ferruginea | Hendel, 1917 | in alcohol | Australasian |
| Helosciomyza | fuscinervis | (Macquart, 1851) | 2 | Australasian |
| Helosciomyza | macalpanei | Steyskal in Steyskal & Knutson, 1979 | 1 | Australasian |
| Neosciomyza | luteipennis | Steyskal in Steyskal & Knutson, 1979 | 5 | Australasian |
| Neosciomyza | luteipennis | Steyskal in Steyskal & Knutson, 1979 | in alcohol | Australasian |
| Napaeosciomyza | spinicosta | (Malloch, 1922) | in alcohol | Australasian |