| Geron (Geron) rufipes Macquart, 1846 |
| Geron (Geron) saxosus Tabet, 1979 |
| Geron (Geron) senilis (Fabricius, 1794) |
| Geron (Geron) subauratus Loew, 1863 |
| Geron (Geron) versicolor Painter, R. H., 1932 |
| Geron (Geron) vitripennis Loew, 1870 |
| Geronites Cockerell, 1915 |
| Gerontini Hesse, 1938 |
| Hemipenthes Loew, 1869 |
| Hemipenthes blanchardiana (Jaennicke, 1867) |
| Hemipenthes chimaera (Osten-Sacken, 1887) |
| Hemipenthes curta (Loew, 1869) |
| Hemipenthes eumenes (Osten-Sacken, 1887) |
| Hemipenthes incisa (Walker, 1852) |
| Hemipenthes incisiva (Painter, R. H., 1962) |
| Hemipenthes jaennickeana (Osten-Sacken, 1886) |
| Hemipenthes lepidota (Osten-Sacken, 1887) |
| Hemipenthes martinorum (Painter, R. H., 1962) |
| Hemipenthes orbitalis (Williston, 1901) |
| Hemipenthes pima (Painter, R. H., 1962) |