gnathostomes
Count: -
   Osteichthyes Huxley, 1880
  Count: -
     [crown] Sarcopterygii Romer, 1955
    Count: -
       1 [stem] Genus †Ligulalepis Schultze, 1968
      Count: -
       2.1 [stem] Genus †Meemannia Zhu, Yu, Wang, Zhao & Jia, 2006
      Count: -
       2.2.1.1 [stem] Genus †Guiyu Zhu, Zhao, Jia, Lu, Qiao & Qu, 2009 [monotypic]
      Count: -
       2.2.1.2.1 [stem] Genus †Psarolepis Xiaobo Yu, 1998
      Count: -
       2.2.1.2.2 [stem] Genus †Achoania Zhu, Yu & Ahlberg, 2001
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       2.2.2.1.1 [crown] Genus †Miguashaia Schultze, 1973
      Count: -
       2.2.2.1.2 [crown] Genus †Onychodus Newberry, 1857
      Count: -
       2.2.2.2.1 [crown] Genus †Styloichthys Zhu & Yu, 2002
      Count: -
       2.2.2.2.2.1.1.1 [crown] Genus †Diabolepis Zhang & Yu, 1987
      Count: -
       2.2.2.2.2.1.1.2 [crown] Genus †Youngolepis Zhang & Yu, 1981
      Count: -
       2.2.2.2.2.1.2 [crown] Genus †Powichthys Jessen, 1975
      Count: -
       2.2.2.2.2.2 [crown] Genus †Kenichthys Chang & Zhu, 1993
      Count: -