Family Ropalomeridae
Total number of species: 3.
List of undetermined Ropalomeridae
| Genus | Species | Author | No. of specs. or vials in collection | Biogeographic Region |
| Ropalomera | femorata | (Fabricius, 1805) | 1 | Neotropical |
| Ropalomera | stictica | Wiedemann, 1830 | 1 | Neotropical |
| Willistoniella | pleuropunctata | (Wiedemann, 1824) | Alc. | Neotropical |