| Parent | Category | Figures | |
|---|---|---|---|
| 1 | Sphaerium | rivicola | 65 |
| 2 | Sphaerium | corneum | 52 |
| 3 | Sphaerium | tasmanicum | 17 |
| 4 | Sphaerium | simile | 5 |
| 5 | Sphaerium | securis | 4 |
| 6 | Sphaerium | species | 4 |
| 7 | Sphaerium | partumeium | 3 |
| 8 | Sphaerium | stuhlmanni | 3 |
| 9 | Sphaerium | rhomboideum | 2 |
| 10 | Sphaerium | solidum | 2 |
| 11 | Sphaerium | nucleus | 2 |
| 12 | Sphaerium | hartmanni | 2 |
| 13 | Sphaerium | patella | 1 |
| 14 | Sphaerium | novaezelandiae | 1 |
| 15 | Sphaerium | nitidum | 1 |
| 16 | Sphaerium | truncatum | 1 |
| 17 | Sphaerium | striatinum | 1 |
| 18 | Sphaerium | victoriae | 1 |
| 19 | Sphaerium | occidentale | 1 |
| 20 | Sphaerium | partuneium | 1 |