<==o †Proterosuchidae Broom, 1906 [non Huene, 1908?] [Proterosauridae] [paraphyletic? assemblage of basal archosauriforms]
   |-- †Archosaurus rossicus Tatarinov, 1960
   |?- †Blomia georgii Sennikov, 1992
   |--o †"Chasmatosaurus" [South African chasmatosaurs were found to be synonyms of Proterosuchus, I'm not sure how it effects these forms from China & Russia]
   |  |-- †"C." yuani
   |  `-- †"C." ultimus
   |-- †Chasmatosuchus rossicus Huene, 1940
   |?- †Exilisuchus tubercularis Ochev, 1979
   |?- †Gamosaurus lozovskii Ochev, 1979
   |-- †Kalisuchus rewanensis
   |-- †Proterosuchus fergusi Broom, 1903 [Chasmatosaurus vanhoepeni Haughton, 1924, Chasmatosaurus alexandri Hoffmann, 1965, Elaphrosuchus rubidgei Broom, 1946]
   |?- †Sarmatosuchus otschevi Sennikov, 1994
   |-- †Tasmaniosaurus triassicus Camp & Banks, 1978
   `?- †Vonhuenia friedrichi Sennikov, 1992

Reference(s):