Trachichthyidae

Slimeheads

53 species

1. 1Aulotrachichthys argyrophanus (Woods, 1961) · Western luminous roughyocean · deep-water
2. 2Aulotrachichthys atlanticus (Menezes, 1971) · Brazilian luminous roughyocean · tropical
3. 3Aulotrachichthys heptalepis (Gon, 1984) · Hawaiian luminous roughyocean · tropical
4. 4Aulotrachichthys latus (Fowler, 1938) · Philippine luminous roughyocean · deep-water
5. 5Aulotrachichthys novaezelandicus (Kotlyar, 1980) · New Zealand roughyocean · temperate
6. 6Aulotrachichthys nyx Su, Ho & Lin, 2023 · Dark-night luminous roughyocean · subtropical
7. 7Aulotrachichthys prosthemius (Jordan & Fowler, 1902) · West Pacific luminous roughyocean · deep-water
8. 8Aulotrachichthys pulsator Gomon & Kuiter, 1987 · Golden roughyocean · tropical
9. 9Aulotrachichthys sajademalensis (Kotlyar, 1979) · Saya de Malha luminous roughyocean · deep-water
10. 10Aulotrachichthys spiralis Matsunuma, Ujihara & Endo, 2023 · Spiralis luminous-roughyocean · subtropical
11. 11Aulotrachichthys titan Matsunuma, Ujihara & Endo, 2023 · Large-head luminous-roughyocean · subtropical
12. 12Gephyroberyx darwinii (Johnson, 1866) · Darwin's slimeheadocean · subtropical
13. 13Gephyroberyx japonicus (Döderlein, 1883) · Big roughyocean · temperate
14. 14Hoplostethus abramovi Kotlyar, 1986ocean · deep-water
15. 15Hoplostethus atlanticus Collett, 1889 · Orange roughyocean · deep-water
16. 16Hoplostethus cadenati Quéro, 1974 · Black slimeheadocean · deep-water
17. 17Hoplostethus confinis Kotlyar, 1980ocean · deep-water
18. 18Hoplostethus crassispinus Kotlyar, 1980ocean · deep-water
19. 19Hoplostethus druzhinini Kotlyar, 1986ocean · deep-water
20. 20Hoplostethus fedorovi Kotlyar, 1986ocean · deep-water
21. 21Hoplostethus fragilis (de Buen, 1959) · Chilean roughyocean · deep-water
22. 22Hoplostethus gigas McCulloch, 1914 · Giant sawbellyocean · deep-water
23. 23Hoplostethus grandperrini Roberts & Gomon, 2012 · Grandperrin's giant sawbellyocean · subtropical
24. 24Hoplostethus japonicus Hilgendorf, 1879 · Western Pacific roughyocean · deep-water
25. 25Hoplostethus latus McCulloch, 1914 · Palefin sawbellyocean · deep-water
26. 26Hoplostethus marisrubri Kotlyar, 1986 · Red Sea roughyocean · deep-water
27. 27Hoplostethus mediterraneus Cuvier, 1829 · Mediterranean slimeheadocean · subtropical
28. 28Hoplostethus melanopeza Roberts & Gomon, 2012 · New Zealand giant sawbellyocean · subtropical
29. 29Hoplostethus melanopterus Fowler, 1938 · Blackfin roughyocean · deep-water
30. 30Hoplostethus melanopus (Weber, 1913) · Smallscale slimeheadocean · deep-water
31. 31Hoplostethus mento (Garman, 1899) · Slimy headocean · deep-water
32. 32Hoplostethus metallicus Fowler, 1938 · Metallic roughyocean · deep-water
33. 33Hoplostethus mikhailini Kotlyar, 1986ocean · deep-water
34. 34Hoplostethus occidentalis Woods, 1973 · Atlantic Roughyocean · deep-water
35. 35Hoplostethus pacificus Garman, 1899 · Eastern Pacific roughyocean · deep-water
36. 36Hoplostethus platynotus Su, Kotlyar, Lin, Kawai & Ho, 2024 · Flatbacked black-fin roughyocean · tropical · newer than the 2023 backbone
37. 37Hoplostethus ravurictus Gomon, 2008ocean · tropical
38. 38Hoplostethus rifti Kotlyar, 1986ocean · deep-water
39. 39Hoplostethus robustispinus Moore & Dodd, 2010 · Thickspine roughyocean · tropical
40. 40Hoplostethus roseus Su, Lin & Ho, 2022 · Rosy roughyocean · subtropical
41. 41Hoplostethus rubellopterus Kotlyar, 1980ocean · deep-water
42. 42Hoplostethus shubnikovi Kotlyar, 1980 · Metavay sawbellyocean · deep-water
43. 43Hoplostethus tenebricus Kotlyar, 1980ocean · deep-water
44. 44Hoplostethus vniro Kotlyar, 1995ocean · deep-water
45. 45Optivus agastos Gomon, 2004 · Violet roughyocean · temperate · reef
46. 46Optivus agrammus Gomon, 2004 · Western roughyocean · temperate · reef
47. 47Optivus elongatus (Günther, 1859) · Slender roughyocean · deep-water · reef
48. 48Paratrachichthys fernandezianus (Günther, 1887) · Chilean sandpaperfishocean · deep-water
49. 49Paratrachichthys macleayi (Johnston, 1881) · Sandpaper fishocean · temperate
50. 50Paratrachichthys trailli (Hutton, 1875) · Common roughyocean · deep-water
51. 51Parinoberyx horridus Kotlyar, 1984ocean · deep-water
52. 52Sorosichthys ananassa Whitley, 1945 · Little pineapple fishocean · subtropical
53. 53Trachichthys australis Shaw, 1799 · Roughyocean · deep-water · reef

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