n = 17
| Scientific Name | Author | Valid Name | Family | English Name |
|---|---|---|---|---|
| Synaphobranchus affinis | Günther, 1877 | Synaphobranchus affinis | Synaphobranchidae | Grey cutthroat |
| Synaphobranchus australis | Regan, 1913 | Histiobranchus australis | Synaphobranchidae | |
| Synaphobranchus bathybius | Günther, 1877 | Histiobranchus bathybius | Synaphobranchidae | Deep-water arrowtooth eel |
| Synaphobranchus brachysomus | Gilbert, 1905 | Synaphobranchus affinis | Synaphobranchidae | Grey cutthroat |
| Synaphobranchus brevidorsalis | Günther, 1887 | Synaphobranchus brevidorsalis | Synaphobranchidae | Shortdorsal cutthroat eel |
| Synaphobranchus bruuni | (Castle, 1964) | Histiobranchus bruuni | Synaphobranchidae | Bruun's cutthroat |
| Synaphobranchus calvus | Melo, 2007 | Synaphobranchus calvus | Synaphobranchidae | |
| Synaphobranchus capensis | (Barnard, 1923) | Diastobranchus capensis | Synaphobranchidae | Basketwork eel |
| Synaphobranchus danae | Bruun, 1937 | Diastobranchus capensis | Synaphobranchidae | Basketwork eel |
| Synaphobranchus dolichorhynchus | (Lea, 1913) | Synaphobranchus dolichorhynchus | Synaphobranchidae | |
| Synaphobranchus infernalis | (Gill, 1883) | Histiobranchus bathybius | Synaphobranchidae | Deep-water arrowtooth eel |
| Synaphobranchus kaupi | Johnson, 1862 | Synaphobranchus kaupii | Synaphobranchidae | Kaup's arrowtooth eel |
| Synaphobranchus kaupii | Johnson, 1862 | Synaphobranchus kaupii | Synaphobranchidae | Kaup's arrowtooth eel |
| Synaphobranchus oligolepis | Ho, Hong & Chen, 2018 | Genus Species | New species | |
| Synaphobranchus oregoni | Castle, 1960 | Synaphobranchus oregoni | Synaphobranchidae | |
| Synaphobranchus pinnatus var. brevidorsalis | Lloyd, 1909 | Synaphobranchus brevidorsalis | Synaphobranchidae | Shortdorsal cutthroat eel |
| Synaphobranchus taketae | Tanaka, 1916 | Synaphobranchus affinis | Synaphobranchidae | Grey cutthroat |