| Parent | Category | Figures | |
|---|---|---|---|
| 1 | Oulema | melanopus | 146 |
| 2 | Oulema | collaris | 22 |
| 3 | Oulema | sayi | 21 |
| 4 | Oulema | variabilis | 17 |
| 5 | Oulema | palustris | 15 |
| 6 | Oulema | simulans | 11 |
| 7 | Oulema | gallaeciana | 6 |
| 8 | Oulema | longipennis | 5 |
| 9 | Oulema | concolor | 4 |
| 10 | Oulema | cornuta | 4 |
| 11 | Oulema | margineimpressa | 3 |
| 12 | Oulema | arizonae | 3 |
| 13 | Oulema | texana | 1 |
| 14 | Oulema | brunnicollis | 1 |
| 15 | Oulema | maculicollis | 1 |