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

<==o Scophthalmidae (silokampelat) [4/9]
   |--o Lepidorhombus [2]
   |  |-- L. boscii (Risso, 1810) (Fourspotted megrim)
   |  `-- L. whiffiagonis (Walbaum, 1792) (Megrim)
   |--o Phrynorhombus [2]
   |  |-- P. norvegicus (Günther, 1862) (Norwegian topknot)
   |  `-- P. regius (Bonnaterre, 1788) (Eckström's topknot)
   |--o Scophthalmus [Rhombus] Eoc. Plioc. Eu. Mioc. WAs. R. Oc. [4]
   |  |-- †S. heckeli
   |  |-- S. aquosus (Mitchill, 1815) Windowpane
   |  |-- S. maeoticus (Pallas, 1814)
   |  |-- S. maximus (Linnaeus, 1758) [Psetta maxima] (Turbot; piikkikampela) 
   |  `-- S. rhombus (Linnaeus, 1758) (silokampela; Brill)
   `-- Zeugopterus punctatus (Bloch, 1787) (Topknot)

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