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

<==o Callionymoidei Berg, 1937 (merikokkimaiset)
   |-- Callionymidae Bonaparte, 1832 (merikokit; dragonets) [18/130]
   `--o Draconettidae (louhitokot)
      |-- Draconetta xenica Jordan & Fowler, 1903 (louhitokko)
      `--o Centrodraco [N: 6] [FB: 9]
         |-- C. acanthopoma (Regan, 1904)
         |-- C. gegonipus (Parin, 1982)
         |-- C. insolitus (McKay, 1971)
         |-- C. nakaboi Fricke, 1992
         |--o C. oregonus (Briggs & Berry, 1959)
         |  |-- C. o. lineatus Fricke, 1992
         |  `-- C. o. oregonus (Briggs & Berry, 1959)
         |-- C. ornatus (Fourmanoir & Rivaton, 1979)
         |-- C. pseudoxenicus (Kamohara, 1952)
         |-- C. rubellus Fricke, Chave & Suzumoto, 1992
         `-- C. striatus (Parin, 1982)

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