outgroup
Youngina
Coelurosauravus
Saurosternon
Tangasaurus
Acerosodontosaurus
Palaeagama
Prolacerta
Kuehneosaurus
Paliguana
Marmoretta
Sophineta
SQUAMATA
Gephyrosaurus_bridensis
Diphydontosaurus
Planocephalosaurus_robinsonae
Brachyrhinodon_taylori
Clevosaurus_hudsoni
Pamizinsaurus
Homeosaurus_maximilliani
Sphenocondor
Godavarisaurus
Theretairus
Sphenovipera
Rebbanasaurus
Polysphenodon_muelleri
Clevosaurus_wangi
Clevosaurus_petilius
Clevosaurus_bairdi
Clevosaurus_mcgilli
Kallimodon
Sapheosaurus_thiolleri
Sphenodon_punctatus
Cynosphenodon_huizachalensis
Zapatadon
Oenosaurus
Ankylosphenodon
Opisthias
Kawasphenodon
Eilenodon
Priosphenodon
Toxolophosaurus
Kaikaifilusaurus
Palaeopleurosaurus_posidoniae
Pleurosaurus_goldfussi
Pleurosaurus_ginsburgi