Dinosaurs
Plateosaurus
Coelophysis
Dilophosaurus
Lesothosaurus
Pisanosaurus
Heterodontosaurus
Scelidosaurus
Herrerasaurus
Scutellosaurus
Anchisaurus
Dinosaur Tracks
Atreipus
Eubrontes
Anomoepus
Non-Dinosaurians
Dimetrodon
Edaphosaurus
Homo sapiens
Euparkeria
Lystrosaurus
Non-Dinosaurian Tracks
Chirotherium
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Groups
Amniota
Diapsida
Sauropsida
"Amphibia"
Tetrapoda
Lissamphibia
Archosauriformes
Archosauria
Ichthyosauria
Suchia
Rauisuchia
Ornithosuchia
Phytosauria
Aetosauria
Crocodylomorpha
Crurotarsi
Ornithodira
Pterosauria
Dinosauria
Saurischia
Ornithischia
Thyreophora
Genasaura
Cerapoda
Non-Vertebrates
ammonites
trilobites
eukaryotes
prokaryotes
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