After Carroll, 1988, Nelson, 1994 and Johnson & Patterson, 1996, with Recent species from Froese & Pauly, 2001 [“The Fishbase”]

<==o Bathylaginae [Bathylagidae sensu Nelson, 1994](syvännekuorreet) [15]
   |-- Bathylagichthys [Bathylagichthyini]
   `--o Bathylagini
      |-- Lipolagus [not recognized by the FishBase]
      |-- Melanolagus [not recognized by the FishBase]
      |-- Dolicholagus [not recognized by the FishBase]
      |--o Leuroglossus
      |  |-- L. schmidti Rass, 1955 (Northern smooth-tongue)
      |  `-- L. stilbius Gilbert, 1890 (California smoothtongue)
      |-- Bathylagoides [not recognized by the FishBase]
      |-- Pseudobachylagus [not recognized by the FishBase]
      `--o Bathylagus [Auesita] Mioc. NA. R. NOc.
         |-- †B. angelensis
         |-- B. antarcticus Günther, 1878
         |-- B. argyrogaster Norman, 1930
         |-- B. bericoides (Borodin, 1929)
         |-- B. borealis Gilbert, 1896
         |-- B. callorhini (Lucas, 1899)
         |-- B. euryops Goode & Bean, 1896 (Goiter blacksmelt)
         |-- B. gracilis Lönnberg, 1905
         |-- B. greyae Cohen, 1958
         |-- B. longirostris Maul, 1948 (Longsnout blacksmelt)
         |-- B. milleri Jordan & Gilbert, 1898 (Stout blacksmelt)
         |-- B. nigrigenys Parr, 1931 (Blackchin blacksmelt)
         |-- B. ochotensis Schmidt, 1938 (Eared blacksmelt)
         |-- B. pacificus Gilbert, 1890 (Slender blacksmelt)
         |-- B. tenuis Kobyliansky, 1986
         `-- B. wesethi Bolin, 1938 (Snubnose blacksmelt)

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