After Laurin, 1996-2001 ["The Tree of Life"]

<==o Stegocephali Laurin, 1998a [Tetrapoda Haworth, 1825 sensu Goodrich 1930 and Laurin & Reisz, 1997; Tetrapodamorpha Ahlberg, 1991] (maaselkärankaiset; tetrapods = vertebrates with four recognizible limbs)
   |--o †Elginerpentonidae
   |  |-- †Elginerpeton pancheni Ahlberg, 1995
   |  `-- †Obruchevichthys gracilis Vorobyeva, 1977
   `--+?- †Densignathus rowei Daeschler, 2000
      |--+?- †Metaxygnathus denticulus Campbell & Bell, 1977
      |  `-- †Ventastega curonica Ahlberg, Luksevics & Lebedev, 1994 [Panderichthys bystrovi Gross, 1941, in partim]
      `--+-- †Acanthostega gunnari Save-Söderbergh [Acanthostegidae]
         `--+--o †Ichthyostegidae
            |  |-- †Ichthyostegidae gen. et sp. indet. [U. Dev. WEu. (Belgium)] [Clément et al., 2004]
            |  `--o †Ichthyostega Säve-Söderbergh, 1932 [Ichthyostegopsis]
            |     |-- †I. stensioi Säve-Söderbergh, 1932 [I. kochi]
            |     |-- †I. eigili [Ichthyostegopsis wimani]
            |     `-- †I. watsoni
            `--+-- †Hynerpeton bassetti Daeschler, Shubin, Thomson & Amaral, 1994
               `--+--o †Whatcheeriidae Clack, 2002
                  |  |-- †Ossinodus pueri Warren & Turner, 2004
                  |  `--+-- †Whatcheeria deltae Lombard & Bolt, 1995
                  |     `-- †Pederpes finneyae Clack, 2002
                  |-- †Crassigyrinus scoticus [Crassigyrinidae]
                  `--+-- †Baphetoidea [Loxommotoidea]
                     `--o Tetrapoda sensu lato [last common ancester of temnospondyls and Recent tetrapods]
                        |-- Temnospondyli sensu Laurin & Reisz, 1997
                        `-- Reptiliomorpha (vesikalvollismaiset tetrapodit; amniote-like tetrapods)

Stegocephali incertae sedis:

Antlerpeton clarkii Thomson, Shubin & Poole, 1998

Reference(s):