(Captorhinidae,(Paleothyris,((Petrolacosaurus,Araeoscelis),(Coelurosauravus,(Apsisaurus,((Acerosodontosaurus,Youngina),((Megachirella_wachtleri,(Planocephalosaurus,Squamata)),(Prolacerta,(Trilophosaurus,Hyperodapedon))))))))); (Captorhinidae,(Paleothyris,((Petrolacosaurus,Araeoscelis),(Coelurosauravus,(Apsisaurus,((Acerosodontosaurus,Youngina),((Squamata,(Planocephalosaurus,Megachirella_wachtleri)),(Prolacerta,(Trilophosaurus,Hyperodapedon)))))))));