After Janvier, 1981, 1997 and Shu et al., 2003

<==o Vertebrata
   |?- †Myllokunmingia fengjiaoa Shu, Zhang & Han, 1999
   |?- †Haikouichthys ercaicunensis Luo, Hu & Shu, 1999 sensu Shu et al., 2003
   |-- Hyperoartii Müller, 1844 [Hyperoartia] (lampreys; nahkiaiskalat)
   `--+?- †Conodonta Eichenberg, 1930 sensu Sweet & Donoghue, 2001 [Conodontia, Euconodonta, Conodontophorida] (conodonts; konodontit; )
      `--+-- †Pteraspidomorphi Goodrich, 1909 [Diplorhina] (“kaksisieraimiset”)
         `--+-- †Anaspida
            `--+?= †Thelodonti [Thelodontomorphi Jaekel, 1911] [paraphyletic??]
               `--+-- †Galeaspida
                  `--+--o †Pituriaspida
                     |  |-- †Pituriaspis doylei
                     |  `-- †Neeyambaspis sp.
                     |-- †Osteostraci Lankester, 1868 [Cephalaspidiformes]
                     `--o “Gnathostomatomorpha”
                        |?- †Eleochera glossa Sansom & Smith, 2005
                        |-- †Furcacaudiformes Wilson & Caldwell, 1998 (“fork-tailed thelodonts”)
                        `--o Gnathostomata (jawed vertebrates; leualliset selkärankaiset)
                           |?- †Placodermi [Placodermiomorphi] (placoderms; panssarikalat)
                           `--+-- Chondrichthyes Huxley, 1880 [Chondrichthiomorphi] (rustokalat; sharks & rays)
                              `--o Teleostomi
                                 |-- †Acanthodii (spike-fin fishes; piikkieväkalat)
                                 `--o Osteichthyes Huxley, 1880 [Neoteleostomi] (bonefishes; luukalat)
                                    |?- †Andreolepis Gross, 1968
                                    |?- †Lophosteus
                                    |?- †Naxilepis Wang & Dong, 1989
                                    |?- †Psarolepis romeri [problematic, see “Sarcopterygii” or “Dipnomorpha” for other positions]
                                    `--+-- Sarcopterygii Romer, 1955 (flesh-finned bonefishes, including tetrapods; lihaseväiset luukalat)
                                       `-- Actinopterygii Cope, 1887 (viuhkaeväiset luukalat; ray-finned bonefishes)

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