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

<==o Zeiformes (pietarinkalat)
   |-- Caproidei (boarfishes; karjukalat)
   `--o Zeioidei
      |-- Parazen pacifius Kamohara, 1935 [Parazenidae] (Parazen; paraseni)
      |--o Macrurocyttidae [Zeniontidae]
      |  |-- Macrurocyttus acanthopodus Macrurocyttinae
      |  `--o Zeniinae [2/3]
      |     |-- Cyttula macropus Weber, 1913
      |     `--o Zenion [4]
      |        |-- Z. hololepis (Goode & Bean, 1896)
      |        |-- Z. japonicum Kamohara, 1934
      |        |-- Z. leptolepis (Gilchrist & von Bonde, 1924) (Elongate dory)
      |        `-- Z. longipinnis Kotthaus, 1970
      |-- Zeidae (pietarinkalat; dories) [N: 7/13] [FB: 7/14]
      |--o Oreosomidae [Oreosomatidae] (oreot; oreos) [N: 4/9] [FB: 4/10]
      |  |--o Allocytus [4]
      |  |  |-- A. folletti Myers, 1960 (Oxeye oreo)
      |  |  |-- A. guineensis Trunov, 1982
      |  |  |-- A. niger James, Inada & Nakamura, 1988 (Black oreo)
      |  |  `-- A. verrucosus (Gilchrist, 1906) (Warty oreo)
      |  |--o Neocyttus [4]
      |  |  |-- N. acanthorhynchus Yearsley & Last , 1998
      |  |  |-- N. helgae (Holt & Byrne, 1908) (False boarfish)
      |  |  |-- N. psilorhynchus Yearsley & Last , 1998
      |  |  `-- N. rhomboidalis Gilchrist, 1906 (Spiky oreo)
      |  |-- Oreosoma atlanticum Cuvier, 1829 [Cyttosoma] (Ox-eyed oreo)
      |  `-- Pseudocyttus maculatus Gilchrist, 1906 [Xenocyttus] (Smooth oreo)
      `--o Grammicolepididae [Grammicolepidae] [3/4]
         |-- Grammicolepis brachiusculus Poey, 1873 [Vesposus] (Thorny tinselfish)
         |-- Xenolepidichthys dalgleishi Gilchrist, 1922 (Spotted tinselfish)
         `--o Daramattus [2]
            |-- D. sp.1
            `-- D. sp.2

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