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

<==o Callanthiidae (Splendid perches)
   |--o Callanthias [7]
   |  |-- C. allporti Günther, 1876 (Splendid sea perch)
   |  |-- C. australis Ogilby, 1899 (Magnificent splendid perch)
   |  |-- C. japonicus Franz, 1910
   |  |-- C. legras Smith, 1948 Goldie
   |  |-- C. parini Anderson & Johnson, 1984
   |  |-- C. platei Steindachner, 1898
   |  `-- C. ruber (Rafinesque, 1810) (Parrot seaperch)
   `--o Grammanotus [4]
      |-- G. crosnieri (Fourmanoir, 1981) (Long-tailed groppo)
      |-- G. laysanus Gilbert, 1905
      |-- G. macrophthalmus Katayama, Yamamoto & Yamakawa, 1982
      `-- G. surugaensis Katayama, Yamakawa & Suzuki, 1980

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