n = 3
| Scientific Name | Author | Valid Name | Family | English Name |
|---|---|---|---|---|
| Penetopteryx fowleri | Whitley, 1933 | Penetopteryx taeniocephalus | Syngnathidae | Oceanic pipefish |
| Penetopteryx nanus | (Rosén, 1911) | Penetopteryx nanus | Syngnathidae | Lost pipefish |
| Penetopteryx taeniocephalus | Lunel, 1881 | Penetopteryx taeniocephalus | Syngnathidae | Oceanic pipefish |