synapsid

1000Albian
482phytosaur
472temnospondyl
467Cretaceous
460sauropod
459Aptian
457Barremian
451Miocene
451theropod
444Valanginian
        
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More distant neighbors

Sinemurian pelycosaur tyrannosauroid Hettangian Oligocene abelisaurid Pliocene Eocene ornithopod Triassic Hauterivian neoceratopsian genus ornithischian Miacidae iguanodont Lufengosaurus Metriorhynchidae mya Berriasian arthropods therapsids trilobite titanosauriform diapsid Borophagus ceratopsian Ordovician Permian crocodylomorphs ctenochasmatid Sinosauropteryx sauropodomorph tetrapods stegosaurid theropods Paleocene Anisian ichthyosaurs

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