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Phylogeny based on the most recent analysis [51]. Patranomodon, Eodicynodon, Pristerodon and Lystrosaurus from [27]; Diictodon from [29]; Brachyprosopus from [38]; Emydops from [34]; Cistecephalus from [33]; Kawingasaurus from [35] and Placerias from [31]. Asterisks indicate bony labyrinths that did not result from computed tomography renderings.
