After Froese & Pauly, 2001 ["The Fishbase"]

<==o Zoarcidae (kivinilkat; eelpouts) [N: 46/220] [FB: 45/231]
   |--o Aiakas [2]
   |  |-- A. kreffti Gosztonyi, 1977
   |  `-- A. zinorum Anderson & Gosztonyi, 1991
   |-- Andriashevia aptera Fedorov & Neelov, 1978
   |?- Aprodon
   |--o Austrolycus [2]
   |  |-- A. depressiceps Regan, 1913
   |  `-- A. laticinctus (Berg, 1895)
   |-- Bilabria ornata (Soldatov, 1922)
   |--o Bothrocara [7]
   |  |-- B. alalongum (Garman, 1899)
   |  |-- B. brunneum (Bean, 1890) (Twoline eelpout)
   |  |-- B. elongatum (Garman, 1899)
   |  |-- B. hollandi (Jordan & Hubbs, 1925)
   |  |-- B. molle Bean, 1890 (Soft eelpout)
   |  |-- B. pusillum (Bean, 1890) (Alaska eelpout)
   |  `-- B. tanakae (Jordan & Hubbs, 1925)
   |--o Bothrocarina [2]
   |  |-- B. microcephala (Schmidt, 1938)
   |  `-- B. nigrocaudata Suvorov, 1935
   |--o Crossostomus [2]
   |  |-- C. chilensis (Regan, 1913)
   |  `-- C. fasciatus (Lönnberg, 1905)
   |-- Dadyanos insignis (Steindachner, 1898)
   |--o Davidijordania [6]
   |  |-- D. abei Matsubara, 1936
   |  |-- D. brachyrhyncha (Schmidt, 1904)
   |  |-- D. jordaniana Schmidt, 1936
   |  |-- D. lacertina (Pavlenko, 1910)
   |  |-- D. poecilimon (Jordan & Fowler, 1902)
   |  `-- D. spilota (Fowler, 1943)
   |-- Derepodichthys alepidotus Gilbert, 1896 (Cuskpout)
   |-- Dieidolycus leptodermatus Anderson, 1988
   |-- Eucryphycus californicus (Starks & Mann, 1911) (Persimmon eelpout)
   |-- Exechodontes daidaleus DeWitt , 1977
   |--o Gymnelopsis [4]
   |  |-- G. brashnikovi Soldatov, 1922
   |  |-- G. brevifenestrata Anderson, 1982
   |  |-- G. ocellata Soldatov, 1922
   |  `-- G. ochotensis (Popov, 1931)
   |--o Gymnelus [Gymnelis] [11]
   |  |-- G. andersoni Chernova, 1998
   |  |-- G. bilabrus Andriashev, 1937
   |  |-- G. diporus Chernova, 2000
   |  |-- G. gracilis Chernova, 2000
   |  |-- G. hemifasciatus Andriashev, 1937 (Bigeye unernak)
   |  |-- G. obscurus Chernova, 2000
   |  |-- G. pauciporus Anderson, 1982
   |  |-- G. popovi (Taranetz & Andriashev, 1935)
   |  |-- G. retrodorsalis Le Danois, 1913 (Aurora unernak)
   |  |-- G. soldatovi Chernova, 2000
   |  `-- G. viridis (Fabricius, 1780) (Fish doctor)
   |--o Hadropareia [2]
   |  |-- H. middendorfii Schmidt, 1904
   |  `-- H. semisquamata Andriashev & Matyushin, 1989
   |-- Hadropogonichthys lindbergi Federov, 1982
   |--o Iluocoetes [2]
   |  |-- I. elongatus (Smitt, 1898)
   |  `-- I. fimbriatus Jenyns, 1842
   |--o Krusensterniella [4]
   |  |-- K. maculata Andriashev, 1938
   |  |-- K. multispinosa Soldatov, 1922
   |  |-- K. notabilis Schmidt, 1904
   |  `-- K. pavlovskii Andriashev, 1955
   |--o Letholycus [2]
   |  |-- L. magellanicus Anderson, 1988
   |  `-- L. microphthalmus (Norman, 1937)
   |-- Lycenchelys [46]
   |--o Lycodapus [13]
   |  |-- L. antarcticus Tomo, 1981
   |  |-- L. australis Norman, 1937
   |  |-- L. derjugini Andriashev, 1935
   |  |-- L. dermatinus Gilbert, 1896
   |  |-- L. endemoscotus Peden & Anderson, 1978 (Deepwater slipskin)
   |  |-- L. fierasfer Gilbert, 1890 (Blackmouth eelpout)
   |  |-- L. leptus Peden & Anderson, 1981
   |  |-- L. mandibularis Gilbert, 1915 (Pallid eelpout)
   |  |-- L. microchir Schmidt, 1950
   |  |-- L. pachysoma Peden & Anderson, 1978 (Stout slipskin)
   |  |-- L. parviceps Gilbert, 1896 (Smallhead eelpout)
   |  |-- L. poecilus Peden & Anderson, 1981
   |  `-- L. psarostomatus Peden & Anderson, 1981
   |--o Lycodichthys [2]
   |  |-- L. antarcticus Pappenheim, 1911
   |  `-- L. dearborni (DeWitt, 1962)
   |--o Lycodonus [4]
   |  |-- L. flagellicauda (Jensen, 1902)
   |  |-- L. malvinensis Gosztonyi, 1981
   |  |-- L. mirabilis Goode & Bean, 1883 (Chevron scutepout)
   |  `-- L. vermiformis Barnard, 1927
   |?- Lycodopsis
   |-- Lycogrammoides schmidti Soldatov & Lindberg, 1929
   |-- Lyconema barbatum Gilbert, 1896 (Bearded eelpout)
   |-- Lycozoarces regani Popov, 1933
   |--o Maynea [2]
   |  |-- M. patagonica Cunningham, 1871
   |  `-- M. puncta (Jenyns, 1842)
   |--o Melanostigma [7]
   |  |-- M. atlanticum Koefoed, 1952 (Atlantic soft pout)
   |  |-- M. bathium Bussing, 1965
   |  |-- M. gelatinosum Günther, 1881 (Limp eelpout)
   |  |-- M. inexpectatum Parin, 1977
   |  |-- M. orientale Tominaga, 1971
   |  |-- M. pammelas Gilbert, 1896 (Midwater eelpout)
   |  `-- M. vitiazi Parin, 1979
   |-- Nalbantichthys elongatus Schultz, 1967
   |-- Notolycodes schmidti Gosztonyi, 1977
   |--o Oidiphorus [2]
   |  |-- O. brevis (Norman, 1937)
   |  `-- O. mcallisteri Anderson, 1988
   |-- Opaeophacus acrogeneius Bond & Stein, 1984
   |--o Ophthalmolycus [6]
   |  |-- O. amberensis (Tomo, Marschoff & Torno, 1977)
   |  |-- O. bothriocephalus (Pappenheim, 1912)
   |  |-- O. campbellensis Andriashev & Fedorov, 1986
   |  |-- O. chilensis Anderson, 1992
   |  |-- O. conorhynchus (Garman, 1899)
   |  `-- O. macrops (Günther, 1880)
   |--o Pachycara Zugmayer [18]
   |  |-- P. andersoni Møller, 2003
   |  |-- P. arabica Møller, 2003
   |  |-- P. brachycephalum (Pappenheim, 1912)
   |  |-- P. bulbiceps (Garman, 1899) (Snubnose eelpout)
   |  |-- P. crassiceps (Roule, 1916)
   |  |-- P. crossacanthum Anderson, 1989
   |  |-- P. garricki Anderson, 1990
   |  |-- P. goni Anderson, 1991
   |  |-- P. gymninium Anderson & Peden, 1988
   |  |-- P. lepinium Anderson & Peden, 1988
   |  |-- P. mesoporum Anderson, 1989
   |  |-- P. microcephalum (Jensen, 1902)
   |  |-- P. pammelas Anderson, 1989
   |  |-- P. rimae Anderson, 1989
   |  |-- P. shcherbachevi Anderson, 1989
   |  |-- P. sulaki Anderson, 1989
   |  |-- P. suspectum (Garman, 1899)
   |  `-- P. thermophilum Geistdoerfer, 1994
   |-- Phucocoetes latitans Jenyns, 1842
   |-- Piedrabuenia ringueleti Gosztonyi, 1977
   |-- Plesienchelys stehmanni (Gosztonyi, 1977)
   |--o Pogonolycus [2]
   |  |-- P. elegans Norman, 1937
   |  `-- P. marinae (Lloris, 1988)
   |--o Puzanovia [2]
   |  |-- P. rubra Fedorov, 1975
   |  `-- P. virgata Fedorov, 1982
   |?- Rhigophila
   |-- Seleniolycus laevifasciatus (Torno, Tomo & Marschoff, 1977)
   |-- Taranetzella lyoderma Andriashev, 1952 (Looseskin eelpout)
   |--o Thermarces [2]
   |  |-- T. cerberus Rosenblatt & Cohen, 1986
   |  `-- T. pelophilum Geistdoerfer, 1999
   |--o Lycodinae
   |  |-- Lycodes [FB: 58] [61? (Møller, 2001)]
   |  `== “other lycodine genera”
   `--o Zoarcinae
      |--o Zoarces [Macrozoarces] [4]
      |  |-- Z. americanus (Bloch & Schneider, 1801) [Macrozoarces americanus] (Ocean pout)
      |  |-- Z. elongatus Kner, 1868
      |  |-- Z. gilli Jordan & Starks, 1905
      |  `-- Z. viviparus (Linnaeus, 1758) (kivinilkka; Viviparous blenny)
      `== “other zoarcine genera”

Reference(s):