| Parent | Category | Figures | |
|---|---|---|---|
| 1 | Ostrea | edulis | 174 |
| 2 | Ostrea | palmipes | 135 |
| 3 | Ostrea | lurida | 67 |
| 4 | Ostrea | stentina | 24 |
| 5 | Ostrea | angasi | 22 |
| 6 | Ostrea | chilensis | 14 |
| 7 | Ostrea | algoensis | 14 |
| 8 | Ostrea | circumpicta | 12 |
| 9 | Ostrea | atherstonei | 6 |
| 10 | Ostrea | equestris | 5 |
| 11 | Ostrea | sinuata | 5 |
| 12 | Ostrea | puelchana | 3 |
| 13 | Ostrea | adriatica | 2 |
| 14 | Ostrea | megodon | 2 |
| 15 | Ostrea | conchaphila | 1 |
| 16 | Ostrea | sandvicensis | 1 |
| 17 | Ostrea | palmula | 1 |
| 18 | Ostrea | denselamellosa | 1 |
| 19 | Ostrea | laysana | 1 |
| 20 | Ostrea | charlottae | 1 |
| 21 | Ostrea | columbiensis | 1 |
| 22 | Ostrea | fisheri | 1 |
| 23 | Ostrea | on | 1 |