Synaphobranchidae

Cutthroat eels

50 species

1. 1Atractodenchelys brevitrunca Vo & Ho, 2020 · Short-bodied arrowtooth eelocean · tropical
2. 2Atractodenchelys phrix Robins & Robins, 1970ocean · deep-water
3. 3Atractodenchelys robinsorum Karmovskaya, 2003ocean · deep-water
4. 4Diastobranchus capensis Barnard, 1923 · Basketwork eelocean · deep-water
5. 5Dysomma alticorpus Fricke, Golani, Appelbaum-Golani & Zajonz, 2018 · Pale cutthroat eelocean · tropical
6. 6Dysomma anguillare Barnard, 1923 · Shortbelly eelocean · tropical
7. 7Dysomma brachygnathos Ho & Tighe, 2018 · Short-jaw cutthroat eelocean · subtropical
8. 8Dysomma brevirostre (Facciolà, 1887) · Pignosed arrowtooth eelocean · deep-water
9. 9Dysomma bucephalus Alcock, 1889ocean · tropical
10. 10Dysomma dolichosomatum Karrer, 1983ocean · tropical
11. 11Dysomma formosa Ho & Tighe, 2018 · White cutthroat eelocean · subtropical
12. 12Dysomma fuscoventralis Karrer & Klausewitz, 1982ocean · deep-water
13. 13Dysomma goslinei Robins & Robins, 1976ocean · tropical
14. 14Dysomma intermedium Vo & Ho, 2024ocean · tropical
15. 15Dysomma longirostrum Chen & Mok, 2001ocean · temperate
16. 16Dysomma melanurum Chen & Weng, 1967ocean · subtropical
17. 17Dysomma muciparus (Alcock, 1891)ocean · tropical
18. 18Dysomma opisthoproctus Chen & Mok, 1995ocean · subtropical
19. 19Dysomma polycatodon Karrer, 1983ocean · tropical
20. 20Dysomma robinsorum Ho & Tighe, 2018 · Robinses' cutthroat eelocean · subtropical
21. 21Dysomma taiwanense Ho, Smith & Tighe, 2015 · Taiwanese arrowtooth eelocean · tropical
22. 22Dysomma tridens Robins, Böhlke & Robins, 1989ocean · tropical
23. 23Dysommina brevis Vo & Ho, 2024 · Short-body arrowtooth eelocean · tropical · newer than the 2023 backbone
24. 24Dysommina orientalis Tighe, Ho & Hatooka, 2018 · Oriental arrowtooth eelocean · subtropical
25. 25Dysommina proboscideus (Lea, 1913)ocean · subtropical
26. 26Dysommina rugosa Ginsburg, 1951ocean · deep-water
27. 27Haptenchelys parviocularis Tashiro & Shinohara, 2014 · Small-eyed abyssal eelocean · deep-water
28. 28Haptenchelys texis Robins & Martin, 1976ocean · deep-water
29. 29Histiobranchus australis (Regan, 1913)ocean · deep-water
30. 30Histiobranchus bathybius (Günther, 1877) · Deep-water arrowtooth eelocean · deep-water
31. 31Histiobranchus bruuni Castle, 1964 · Bruun's cutthroatocean · deep-water
32. 32Ilyophis arx Robins, 1976ocean · deep-water
33. 33Ilyophis blachei Saldanha & Merrett, 1982ocean · deep-water
34. 34Ilyophis brunneus Gilbert, 1891 · Muddy arrowtooth eelocean · deep-water
35. 35Ilyophis maclainei Tighe, Smith & Merrett, 2024ocean · deep-water
36. 36Ilyophis nigeli Shcherbachev & Sulak, 1997ocean · deep-water
37. 37Ilyophis robinsae Sulak & Shcherbachev, 1997ocean · deep-water
38. 38Ilyophis saldanhai Karmovskaya & Parin, 1999ocean · deep-water
39. 39Ilyophis singularis Tashiro & Chen, 2022 · Singular arrowtooth eelocean · deep-water
40. 40Linkenchelys multipora Smith, 1989ocean · deep-water
41. 41Meadia abyssalis (Kamohara, 1938) · Abyssal cutthroat eelocean · deep-water
42. 42Meadia roseni Mok, Lee & Chan, 1991ocean · deep-water
43. 43Simenchelys parasitica Gill, 1879 · Snubnosed eelocean · deep-water
44. 44Synaphobranchus affinis Günther, 1877 · Grey cutthroatocean · deep-water
45. 45Synaphobranchus brevidorsalis Günther, 1887 · Shortdorsal cutthroat eelocean · deep-water
46. 46Synaphobranchus calvus Melo, 2007ocean · tropical
47. 47Synaphobranchus dolichorhynchus (Lea, 1913)ocean · subtropical
48. 48Synaphobranchus kaupii Johnson, 1862 · Kaup's arrowtooth eelocean · deep-water
49. 49Synaphobranchus oregoni Castle, 1960ocean · deep-water
50. 50Thermobiotes mytilogeiton Geistdoerfer, 1991ocean · deep-water

Source: FishBase v25.04 (fishbase.org), via cboettig/fishbase, fetched 2026-10-18.