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

<==o Hippoglossini (halibuts; paltaat) [N: 10/18] [FB: 9/18]
   |-- Acanthopsetta nadeshnyi Schmidt, 1904 (Scale-eye plaice)
   |?- Atheresthes
   |--o Cleisthenes [Protopsetta] Tert. EAs. R. Oc. ()? [2]
   |  |-- C. herzensteini (Schmidt, 1904) (Sôhachi)
   |  `-- C. pinetorum Jordan & Starks, 1904
   |--o Eopsetta ()? [2]
   |  |-- E. grigorjewi (Herzenstein, 1890) (Shotted halibut)
   |  `-- E. jordani (Lockington, 1879) (Petrale sole)
   |--o Hippoglossoides Mioc. NA. R. Oc. ()? [4]
   |  |-- H. dubius Schmidt, 1904 (Flathead flounder)
   |  |-- H. elassodon Jordan & Gilbert, 1880 (Flathead sole)
   |  |-- H. platessoides (Fabricius, 1780) (American plaice)
   |  `-- H. robustus Gill & Townsend, 1897 (Bering flounder)
   |--o Hippoglossus ()? [2]
   |  |-- H. hippoglossus (Linnaeus, 1758) (ruijanpallas; Atlantic halibut)
   |  `-- H. stenolepis Schmidt, 1904 (Pacific halibut)
   |-- Lyopsetta exilis (Jordan & Gilbert, 1880) (Slender sole)
   |-- Psettichthys melanostictus Girard, 1854 (Pacific sand sole)
   |--o Reinhardtius ()? [3]
   |  |-- R. evermanni (Jordan & Starks, 1904) (Kamchatka flounder)
   |  |-- R. hippoglossoides (Walbaum, 1792) (Greenland halibut)
   |  `-- R. stomias (Jordan & Gilbert, 1880) (Arrowtooth flounder)
   `--o Verasper ()? [2]
      |-- V. moseri Jordan & Gilbert, 1898 (Barfin flounder)
      `-- V. variegatus (Temminck & Schlegel, 1846) (Spotted halibut)

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