n = 4
| Scientific Name | Author | Valid Name | Family | English Name |
|---|---|---|---|---|
| Phyllopteryx dewysea | Stiller, Wilson & Rouse, 2015 | Phyllopteryx dewysea | Syngnathidae | Ruby seadragon |
| Phyllopteryx eques | Günther, 1865 | Phycodurus eques | Syngnathidae | Leafy seadragon |
| Phyllopteryx foliatus | (Shaw, 1804) | Phyllopteryx taeniolatus | Syngnathidae | Common seadragon |
| Phyllopteryx taeniolatus | (Lacepède, 1804) | Phyllopteryx taeniolatus | Syngnathidae | Common seadragon |