| Parent | Category | Figures | |
|---|---|---|---|
| 1 | Pygidicranidae | Cranopygia | 10 |
| 2 | Pygidicranidae | Acrania | 4 |
| 3 | Pygidicranidae | Echinosoma | 4 |
| 4 | Pygidicranidae | Pyragra | 4 |
| 5 | Pygidicranidae | Challia | 3 |
| 6 | Pygidicranidae | Pyragropsis | 2 |
| 7 | Pygidicranidae | Brindlensia | 2 |
| 8 | Pygidicranidae | Esphalmenus | 1 |
| 9 | Pygidicranidae | Dacnodes | 1 |
| 10 | Pygidicranidae | Echinopsalis | 1 |