| Villa sonorensis Cole, 1923 |
| Villa squamigera (Coquillett, 1892) |
| Villa vanduzeei Cole, 1923 |
| Villa vastititas Cole, 1923 |
| Villini Hull, 1973 |
| Xenox Evenhuis, 1985 |
| Xenox delila (Loew, 1869) |
| Xenox habrosus (Marston, 1970) |
| Xenox nigritus (Fabricius, 1775) |
| Xenox simson (Fabricius, 1805) |
| Xenox xylocopae (Marston, 1970) |
| Xeramoebini Hull, 1973 |
| Xystrophus Agassiz, 1846 |