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

<==o Zoarcoidei (kivinilkkamaiset)
   |--o Bathymasteridae (ronquils) [3/7]
   |  |--o Bathymaster
   |  |  |-- B. caeruleofasciatus Gilbert & Burke, 1912 (Alaskan ronquil)
   |  |  |-- B. derjugini Lindberg, 1930
   |  |  |-- B. leurolepis McPhail, 1965 (Smallmouth ronquil)
   |  |  `-- B. signatus Cope, 1873 (Searcher)
   |  |--o Rathbunella
   |  |  |-- R. alleni Gilbert , 1904
   |  |  `-- R. hypoplecta (Gilbert, 1890) (Stripedfin ronquil)
   |  `-- Ronquilus jordani (Gilbert, 1889) (Northern ronquil)
   `--+-- Zoarcidae (kivinilkat; eelpouts) [N: 46/220] [FB: 45/231]
      |-- Stichaeidae (priclebacks) [N: 36/62] [FB: 35/67]
      |--o Cryptacanthodidae (mutrusuut; wrymouths) [N: 4/4] [FB: 3/5]
      |  |--o Cryptacanthodes
      |  |  |-- C. aleutensis (Gilbert, 1896) (Dwarf wrymouth)
      |  |  |-- C. giganteus (Kittlitz, 1858)
      |  |  `-- C. maculatus Storer, 1839 (Wrymouth)
      |  |-- Cryptacanthoides bergi Lindberg, 1930
      |  |-- Delolepis gigantea Kittlitz, 1858 (Giant wrymouth)
      |  `?- Lyconectes sp.
      |-- Pholidae [Pholididae] (teistikalat; gunnels) [5/13]
      |--o Anarhichadidae (merikissat; Wolffishes)
      |  |-- Anarrhichthys ocellatus Ayres, 1855 (Wolf-eel)
      |  `--o Anarchichas [Lycichthys] Plioc. Eu. R. Oc. [4]
      |     |-- A. denticulatus Krøyer, 1845 (Northern wolffish)
      |     |-- A. lupus Linnaeus, 1758 (merikissa; Wolf-fish)
      |     |-- A. minor Olafsen, 1772 (Spotted wolffish)
      |     `-- A. orientalis Pallas, 1814 (Bering wolffish)
      |-- Ptilichthys goodei Bean, 1881 [Ptilichthyidae] (quillfish)
      |-- Zaprora silenus Jordan, 1896 [Zaproridae] (puskuriluikero; prowfish)
      `-- Scytalina cerdale Jordan & Gilbert, 1880 [Scytalinidae] (kaivautujaluikero; gravelfish, Graveldiver)

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