| Parent | Category | Figures | |
|---|---|---|---|
| 1 | Progomphus | obscurus | 642 |
| 2 | Progomphus | borealis | 168 |
| 3 | Progomphus | alachuensis | 31 |
| 4 | Progomphus | bellei | 20 |
| 5 | Progomphus | clendoni | 6 |
| 6 | Progomphus | complicatus | 5 |
| 7 | Progomphus | pygmaeus | 2 |
| 8 | Progomphus | brachycnemis | 1 |
| 9 | Progomphus | intricatus | 1 |