After Carroll, 1988, Mutter & Herzog, 2004, Neuman & Mutter, 2005, and Tong, Zhou, Erwin, Zuo & Zhao, 2006

<==o †Perleidiformes Berg, 1937 [1940?]  [incl. Polzbergiiformes Griffith, 1977]
   |?-o †Cephaloxenus M.-U.Trias. Eu. [Cephaloxenidae] [treated as peltopleurid by Mutter & Herzog, 2004]
   |  `-- †C. macropterus Brough, 1939
   |?-o †Cleithrolepidae
   |  |--o †Cleithrolepidina
   |  |  `-- †C. extoni
   |  |--o †Cleithrolepis L.Trias. SAf. L.-U.Trias. Aus. M.Trias. SA. U.Trias. Eu.
   |  |  `-- †C. granulatus
   |  |--o †Dipteronotus U.Trias. Eu.
   |  |  `-- †D. olgiatii
   |  `-- †Hydropessum L.Trias. SAf. 
   `--+?-o Platysiagidae Brough, 1939 sensu Neuman & Mutter, 2005
      |  |--o †Caelatichthys Lombardo, 2002
      |  |  |-- †C. nitens Lombardo, 2002
      |  |  `-- †C. meridensis Lombardo, 2002
      |  |--o †Helmolepis Stensiö, 1932; L.Trias. Gr. WNA.
      |  |  |-- †H. gracilis Stensiö, 1932
      |  |  `-- †H. cyphognathus Neuman & Mutter, 2005
      |  `--o †Platysiagum Egerton, 1872; M.Trias.-L.Jur. Eu.
      |     |-- †P. sclerocephalum Egerton, 1872
      |     `-- †P. minus Brough, 1939
      |?-o †Pseudobeaconiidae
      |  `-- †Pseudobeaconia
      |?-o †Polzbergiidae Griffin, 1977 [Polzbergiiformes Griffith, 1977]
      |  |--o †Serrolepis Dames, 1888 [non Serrolepis Quenstedt, 1852?]
      |  |  `-- S. suevicus
      |  |--o †Stoppania Lombardo, Rusconi & Tintori, 2008, M.Trias. SEu.
      |  |  |-- †S. gaetanii Lombardo, Rusconi & Tintori, 2008
      |  |  `-- ␈S. ornata (BŘrgin, 1992) Lombardo, Rusconi & Tintori, 2008 [Dipteronotus ornatus BŘrgin, 1992; “Dipteronotusornatus Lombardo & Tintori, 2004]
      |  |-- †Felberia excelsa
      |  `-- †Polzbergia brochatus Griffith 1977; U.Trias. Eu.
      |--o †Colobodontidae Andersson, 1916
      |  |-- †Crenilepis Dames, 1888
      |  `--o †Colobodus Agassiz, 1844 [Asterodon, ?Cenchrodus, ?Charitodon, ?Charitosaurus, Eupleurodus, ?Hemilopus, ?Nephrotus, ?Omphalodus] L.Trias. Sf. NAs. EAf. L.-U.Trias. Aus. M.-U.Trias. Eu.
      |     |-- †C. baii Zuoyu et al., 2008
      |     |-- †C. bassanii Zuoyu et al., 2008
      |     |-- †C. chorzowiensis von Meyer 1847
      |     |-- †C. damesi Waagen 1895
      |     |-- †C. elongatus Gorjanovic-Kramberger, 1905
      |     |-- †C. frequens Dames, 1888
      |     |-- †C. gogolinensis Kunisch, 1885
      |     |-- †C. hogardi Agassiz, 1844
      |     |-- †C. latus (Agassiz, 1833)
      |     |-- †C. maximus Dames, 1888
      |     |-- †C. ornatus Agassiz, 1843
      |     `-- †C. varius Giebel, 1848
      |--o †Gabanellidae
      |  `-- †Cabanellia Tintori & Lombardo, 1996
      `--o †Perleididae Brough, 1931 [Colobodontidae] in Carroll, 1988
         |?- &38224;Ctenognathichthys BŘrgin, 1992
         |-- †Chrotichthys gregarious (Woodward, 1890) Wade, 1940 [Pholidophorus gregarious Woodward, 1890] L.Trias. Aus. 
         |-- †Crenolepis [Crenilepis; Cernilepoides] M.Trias. Eu.
         |-- †Dimorpholepis Trias. WAf. 
         |-- †Dollopterus L.Trias. NA. M.Trias. Eu. 
         |-- †Engycolobodus M.Trias. Eu. 
         |--o †Manlietta M.Trias. Aus.
         |  `-- †M. crassa (Wade, 1935)
         |--o †Pristisomus L.Trias. Aus. Mad.
         |  `-- †P. latus
         |--o †Procheirichthys M.Trias. Aus.
         |  `-- †P. ferox (Wade, 1935)
         |--o †Tripelta L.Trias. Aus.
         |  `-- †T. dubia (Woodward)
         |-- †Zeuchthiscus L.Trias. Aust.
         `--o †Perleididae Brough, 1931 sensu Mutter, 2002, and Mutter & Herzog, 2004 [incl. Aethodontidae sensu Lombardo et al., 2011]
            |?-o †Aethodontus M.-U.Trias. Eu. [Aethodontidae]
            |  `-- †A. besanensis Brough, 1939
            |--o †Altisolepis Mutter & Herzog, 2004; M.Trias. CEu.
            |  |-- †A. bellipinnis (Bürgin, 1992)
            |  `-- †A. elongignathus (Bürgin, 1992)
            |-- †Daninia
            |-- †Diandongperleidus denticulatus Geng, Jin, Wu & Wang, 2012
            |-- †Endennia licia Lombardo & Brambillasca, 2005
            |-- †Fuyuanperleidus dengi Geng, Jin, Wu & Wang, 2012
            |?-o †Luganoia M.-U.Trias. Eu. [type genus of the Luganoiiformes??]
            |  `-- †L. lepidosteoides Brough, 1939
            |?- †Luopingichthys bergi Sun et al., 2009
            |-- †Luopingperleidus sui Geng, Jin, Wu & Wang, 2012
            |--o †Meidiichthys L.Trias. SAf.
            |  `-- †M. browni
            |--o †Mendocinichthys [Mendocinia] M.Trias. SA.
            |  `-- †M. brevis (Whitley, 1952))
            |--o †Meridensia M.-U.Trias. Eu.
            |  `-- †M. meridensis Bürgin, 1992
            |--o †Peltoperleidus Bürgin et al., 1991
            |  |-- †P. ducanensis Bürgin et al., 1991
            |  |-- †P. macrodontus Bürgin, 1992
            |  |-- †P. obristi Herzog, 2001
            |  `-- †P. triseries Bürgin, 1992
            |--o †Perleidus De Alessandri, 1910 sensu Lombardo et al., 2011; L.-M.Trias. EAs. Mad. Gr. Spits. M.-U.Trias. EU. Trias. WAf.
            |  |-- †P. altolepis (Deecke, 1889) Alessandri, 1910 [Semionotus altolepis Deecke, 1889]
            |  |?- †P. woodwardi Stensi÷, 1921 [a non-Perleidus sensu Lombardo; Perleidus sensu Lˇpez-Arbarello, 2012]
            |  |?- †p. stochiensis Stensi÷, 1932 [a non-Perleidus sensu Lombardo; Perleidus sensu Lˇpez-Arbarello, 2012]
            |  `-- †P. sinensis Lombardo, Sun, Tintori, Jiang & Hao, 2011
            |--o †Pseudobeaconia M.Trias. SA. [treated as redfieldiid in Carroll, 1988]
            |  `-- †P. bracaccinii Bordas, 1944
            `?-o †Dipteronotus Egerton, 1854 U.Trias. Eu. [treated as cleithrolepid in Carroll, 1988]
               `-- †D. olgiatii

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