After Carroll, 1988, and Nelson, 1994, with Recent species from Froese & Pauly, 2001 [“The Fishbase”]

<==o Aphyonidae [6/22]
   |--o Aphyonus [4]
   |  |-- A. bolini Nielsen, 1974
   |  |-- A. brevidorsalis Nielsen, 1969
   |  |-- A. gelatinosus Günther, 1878 (Gelatinous blindfish)
   |  `-- A. rassi Nielsen, 1975
   |--o Barathronus [9]
   |  |-- B. affinis Brauer, 1906
   |  |-- B. bicolor Goode & Bean, 1886
   |  |-- B. bruuni Nielsen, 1969
   |  |-- B. diaphanus Brauer, 1906
   |  |-- B. maculatus Shcherbachev, 1976
   |  |-- B. multidens Nielsen, 1984
   |  |-- B. pacificus Nielsen & Eagle, 1974
   |  |-- B. parfaiti (Vaillant, 1888)
   |  `-- B. unicolor Nielsen, 1984
   |-- Meteoria erythrops Nielsen, 1969
   |--o Nybelinella [2]
   |  |-- N. brevidorsalis Shcherbachev, 1976
   |  `-- N. erikssoni (Nybelin, 1957)
   |--o Parasciadonus [2]
   |  |-- P. brevibrachium Nielsen, 1984
   |  `-- P. pauciradiatus Nielsen, 1997
   `--o Sciadonus [Leucochalamys] [4]
      |-- S. cryptophthalmus (Zugmayer, 1911)
      |-- S. galatheae (Nielsen, 1969)
      |-- S. jonassoni (Nybelin, 1957)
      `-- S. pedicellaris Garman, 1899

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