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

<==o Adrianichthyidae [Adrianichthyoidei:] [incl. Oryziatidae; Adrianichthyidae; Horaichthyidae] (nokkahammaskarpit; Ricefishes)
   |-- Horaichthys setnai Kulkarni, 1940 [Horaichthyinae] (lasihammaskarppi; Malabar ricefish)
   |--o Oryzias [Oryziatinae] (riisihammaskarpit)
   |  |-- O. carnaticus (Jerdon, 1849)
   |  |-- O. celebensis (Weber, 1894) (Celebes medaka)
   |  |-- O. curvinotus (Nichols & Pope, 1927)
   |  |-- O. dancena (Hamilton, 1822)
   |  |-- O. haugiangensis Roberts, 1998
   |  |-- O. hubbsi Roberts, 1998
   |  |-- O. javanicus (Bleeker, 1854) (Javanese ricefish)
   |  |--o O. latipes (Temminck & Schlegel, 1846) (Japanese rice fish)
   |  |  |-- O. l. latipes
   |  |  `-- O. l. sinensis Chen, Uwa & Chu, 1989
   |  |-- O. luzonensis (Herre & Ablan, 1934)
   |  |-- O. marmoratus (Aurich, 1935) (Marmorated medaka)
   |  |-- O. matanensis (Aurich, 1935) (Matano medaka)
   |  |-- O. mekongensis Uwa & Magtoon, 1986
   |  |-- O. minutillus Smith, 1945 (Dwarf medaka)
   |  |-- O. nigrimas Kottelat, 1990 (Black buntingi)
   |  |-- O. orthognathus Kottelat, 1990 (Sharpjawed buntingi)
   |  |-- O. pectoralis Roberts, 1998
   |  |-- O. profundicola Kottelat, 1990 (Yellow finned medaka)
   |  |-- O. timorensis (Weber & de Beaufort, 1922)
   |  `-- O. uwai Roberts, 1998
   `--o Adrianichthyinae (nokkahammaskarpit)
      |-- Adrianichthys kruyti Weber, 1913 (Duckbilled buntingi)
      `--o Xenopoecilus
         |-- X. oophorus Kottelat, 1990 (Eggcarrying buntingi)
         |-- X. poptae Weber & de Beaufort, 1922 (Popta's buntingi)
         `-- X. sarasinorum (Popta, 1905) (Sarasins minnow)

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