Illustration by Greg S Paul, from K Padian (ed.), The Beginning of the Age of Dinosaurs, © Cambridge Univ. Press.
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Abbreviated Dendrogram
Diapsida
├─Lepidosauromorpha
│
└─Archosauromorpha
╞═"Protorosauridae"
└─┬?─Choristodera
├?─Chelonii (molecular phylogeny)
├?─Helveticosaurus
└─┬─Rhynchosauria
└─┬─Trilophosauria
└─┬─Prolacertiformes
├─Drepanosauridae
└─Archosauria
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| Triassic Archosauromorphs. A pair of giant predatory prestosuchids (Saurosuchus galilei) appropriate a hyperodapedontine rhynchosaur carcass (Scaphonyx sanjuanensis), causing small herrerasaurid dinosaurs and ornithosuchids (Venaticosuchus rusconii) to flee. Illustration by Greg S Paul, from K Padian (ed.), The Beginning of the Age of Dinosaurs, © Cambridge Univ. Press. |
oage last modified MAK120312
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