After Yates, 1999, Yates & Warren, 2000, and Warren & Marsicano, 2000

<==o †Stereospondyli Fraas, 1889 after Yates, 1999, Yates & Warren, 2000 and Warren & Marsicano, 2000
   |-- †Peltobatrachus [Peltobatrachidae]
   `--+--o †Lapillopsidae
      |  |-- †Lapillopsis nana
      |  `-- †Rotaurisaurus contundo
      `--+--o †Rhinesuchidae Watson, 1919 sensu Romer, 1947 [incl. Uranocentrodontidae]
         |  |-- †“Lydekkerina” kitchingi Broom
         |  |-- †Laccosaurus watsoni Haughton [Laccocephalus??]
         |  |-- †Muchocephalus muchos Watson
         |  |-- †Rhineceps nyasaensis
         |  |-- †Rhinesuchoides
         |  |--o †Rhinesuchus
         |  |  |?- †Rhinesuchus indet. [Phrynosuchus whaitsi]
         |  |  `-- R. rubidgei Broom, U. Perm. SA.
         |  |-- †Uranocentrodon U. Perm. SA.
         |  `-- †Broomistega putterilli (Broom, 1930) Shishkin & Rubidge, 2000 [“Lydekkerina” putterilli Broom, 1930] L. Trias. SA.
         `--+-- †Capitosauria Yates & Warren, 2000
            `--o †Trematosauria Yates & Warren, 2000
               |--+-- †Luzocephalus blomi Shishkin, 1980
               |  `-- †Trematosauroidea (Watson, 1919)
               `--+-- †Metoposauroidea (Watson, 1919)
                  `--+-- †Plagiosauroidea (Abel, 1919)
                     `--+-- †Brachyopomorpha Warren & Marsicano, 2000
                        `-- †Rhytidosteoidea Huene, 1920 [Rhytidosteidae sensu Yates & Warren, 2000]

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