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

<==o Chaunacidae [Chaunacoidei] (konnakrotit; sea toads)
   |--o Bathychaunax [N: 4] [FB: 3]
   |  |-- B. sp.
   |  |-- B. coloratus (Garman, 1899)
   |  |-- B. melanostomus Caruso, 1989
   |  `-- B. roseus (Barbour, 1941)
   `--o Chaunax [N: 12] [FB: 9]
      |-- C. sp.1
      |-- C. sp.2
      |-- C. sp.3
      |-- C. abei Le Danois, 1978
      |-- C. endeavouri Whitley, 1929 (Coffinfish)
      |-- C. fimbriatus Hilgendorf, 1879
      |-- C. penicillatus McCulloch, 1915
      |-- C. pictus Lowe, 1846 (Pink frogmouth)
      |-- C. stigmaeus Fowler, 1946 (Redeye gaper)
      |-- C. suttkusi Caruso, 1989
      |-- C. tosaensis Okamura & Oryuu, 1984
      `-- C. umbrinus Gilbert, 1905

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