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

<==o Poecilopsettinae [Poecilopsettidae] ()? [N: 3/14] [FB: 3/13]
   |-- Marleyella bicolorata (von Bonde, 1922) (Comb flounder)
   |--o Nematops [4]
   |  |-- N. chui Fowler, 1934 (Narrow-body righteye flounder)
   |  |-- N. grandisquama Weber & de Beaufort, 1929 (Large-scale righteye flounder)
   |  |-- N. macrochirus Norman, 1931 (Long-fin righteye flounder)
   |  `-- N. microstoma Günther, 1880 (Small-mouth righteye flounder)
   `--o Poecilopsetta [8]
      |-- P. albomaculata Norman, 1939
      |-- P. albomarginata Reid, 1934
      |-- P. colorata Günther, 1880 (Coloured righteye flounder)
      |-- P. dorsialta Guibord & Chapleau, 2001
      |-- P. megalepis Fowler, 1934 (Fowler's large-scale righteye flounder)
      |-- P. natalensis Norman, 1931 (African righteye flounder)
      |-- P. plinthus (Jordan & Starks, 1904) (Tile-colored righteye flounder)
      |-- P. praelonga Alcock, 1894 (Alcock's narrow-body righteye flounder)
      `-- P. zanzibarensis Norman, 1939

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