| More info | Plus d'info | Mais info | FishBase |
| No. | Valid Name | Author | English Name |
| 1. | Micrognathus andersonii | (Bleeker, 1858) | Shortnose pipefish |
| 2. | Micrognathus brevicorpus | Fricke, 2004 | |
| 3. | Micrognathus brevirostris | (Rüppell, 1838) | Thorntail pipefish |
| 4. | Micrognathus crinitus | (Jenyns, 1842) | Banded pipefish |
| 5. | Micrognathus erugatus | Herald & Dawson, 1974 | |
| 6. | Micrognathus micronotopterus | (Fowler, 1938) | Tidepool pipefish |
| 7. | Micrognathus natans | Dawson, 1982 | Offshore pipefish |
| 8. | Micrognathus pygmaeus | Fritzsche, 1981 | Thorntailed pipefish |