| Parent | Category | Figures | |
|---|---|---|---|
| 1 | Hippocampus | abdominalis | 245 |
| 2 | Hippocampus | reidi | 232 |
| 3 | Hippocampus | kuda | 231 |
| 4 | Hippocampus | bargibanti | 187 |
| 5 | Hippocampus | histrix | 154 |
| 6 | Hippocampus | guttulatus | 123 |
| 7 | Hippocampus | comes | 106 |
| 8 | Hippocampus | spinosissimus | 104 |
| 9 | Hippocampus | whitei | 88 |
| 10 | Hippocampus | erectus | 87 |
| 11 | Hippocampus | ingens | 75 |
| 12 | Hippocampus | breviceps | 74 |
| 13 | Hippocampus | denise | 62 |
| 14 | Hippocampus | pontohi | 61 |
| 15 | Hippocampus | kelloggi | 25 |
| 16 | Hippocampus | trimaculatus | 21 |
| 17 | Hippocampus | zosterae | 20 |
| 18 | Hippocampus | capensis | 15 |
| 19 | Hippocampus | fuscus | 12 |
| 20 | Hippocampus | subelongatus | 11 |
| 21 | Hippocampus | jayakari | 10 |
| 22 | Hippocampus | sindonis | 7 |
| 23 | Hippocampus | mohnikei | 7 |
| 24 | Hippocampus | barbouri | 7 |
| 25 | Hippocampus | algiricus | 6 |
| 26 | Hippocampus | borboniensis | 5 |
| 27 | Hippocampus | camelopardalis | 4 |
| 28 | Hippocampus | angustus | 2 |
| 29 | Hippocampus | coronatus | 2 |
| 30 | Hippocampus | patagonicus | 1 |
| 31 | Hippocampus | semispinosus | 1 |