1. Species Bathylagus andriashevi Kobyliansky, 1986
2. Species Bathylagus antarcticus Günther, 1878
3. Species Bathylagus atlanticus Günther, 1878
4. Species Bathylagus euryops Goode & Bean, 1896
5. Species Bathylagus gracilis Lönnberg, 1905
6. Species Bathylagus niger Kobyliansky, 2006
7. Species Bathylagus pacificus Gilbert, 1890
8. Species Bathylagus tenuis Kobyliansky, 1986
9. Species Bathylagus alascanus Chapman, 1939 accepted as Pseudobathylagus milleri (Jordan & Gilbert, 1898)
10. Species Bathylagus argyrogaster Norman, 1930 accepted as Bathylagoides argyrogaster (Norman, 1930)
11. Species Bathylagus benedicti Goode & Bean, 1896 accepted as Bathylagus euryops Goode & Bean, 1896
12. Species Bathylagus bericoides (Borodin, 1929) accepted as Melanolagus bericoides (Borodin, 1929)
13. Species Bathylagus borealis Gilbert, 1896 accepted as Bathylagus pacificus Gilbert, 1890
14. Species Bathylagus callorhini (Lucas, 1899) accepted as Leuroglossus callorhini (Lucas, 1899)
15. Species Bathylagus compsus Cohen, 1958 accepted as Dolicholagus longirostris (Maul, 1948)
16. Species Bathylagus elongatus Roule, 1916 accepted as Bathylagus euryops Goode & Bean, 1896
17. Species Bathylagus glacialis Regan, 1913 accepted as Bathylagus antarcticus Günther, 1878
18. Species Bathylagus greyae Cohen, 1958 accepted as Bathylagichthys greyae (Cohen, 1958)
19. Species Bathylagus longipinnis Kobyliansky, 1985 accepted as Bathylagichthys longipinnis (Kobyliansky, 1985)
20. Species Bathylagus longirostris Maul, 1948 accepted as Dolicholagus longirostris (Maul, 1948)
21. Species Bathylagus microcephalus Norman, 1930 accepted as Melanolagus bericoides (Borodin, 1929)
22. Species Bathylagus milleri Jordan & Gilbert, 1898 accepted as Pseudobathylagus milleri (Jordan & Gilbert, 1898)
23. Species Bathylagus nakazawai Matsubara, 1940 accepted as Lipolagus ochotensis (Schmidt, 1938)
24. Species Bathylagus nigrigenys Parr, 1931 accepted as Bathylagoides nigrigenys (Parr, 1931)
25. Species Bathylagus ochotensis Schmidt, 1938 accepted as Lipolagus ochotensis (Schmidt, 1938)
26. Species Bathylagus schmidti (Rass, 1955) accepted as Leuroglossus schmidti Rass, 1955
27. Species Bathylagus stilbius (Gilbert, 1890) accepted as Leuroglossus stilbius Gilbert, 1890
28. Species Bathylagus wesethi Bolin, 1938 accepted as Bathylagoides wesethi (Bolin, 1938)
29. Species Bathylagus wesethy Bolin, 1938 accepted as Bathylagoides wesethi (Bolin, 1938) (misspelling)

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