Sphenodontidae
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Quadratojugal bone
Adelospondyli
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Tanystropheus
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Archosauromorpha
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Sauropterygia
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Suchomimus
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Enantiornithes
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Rhynchocephalia
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Utahraptor
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Lepidosauria
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Acipenseriformes
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Tuatara
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