| Parent | Category | Figures | |
|---|---|---|---|
| 1 | Ribbon Worms | Tetrastemmatidae | 6 |
| 2 | Ribbon Worms | Valenciniidae | 5 |
| 3 | Ribbon Worms | Cratenemertidae | 4 |
| 4 | Ribbon Worms | Prosorhochmidae | 3 |
| 5 | Ribbon Worms | Cephalothricidae | 3 |
| 6 | Ribbon Worms | Oerstediidae | 2 |
| 7 | Ribbon Worms | Paradrepanophoridae | 1 |
| 8 | Ribbon Worms | Ototyphlonemertidae | 1 |