Dinosaur

Dinosaurs; Temporal range: Late Triassic–Present, 233.23 – 0 Mya PreЄ Є O S D C P T J K Pg N (Possible Middle Triassic record)
	A collection o fossil dinosaur skeletons. Clockwise frae tap left: Microraptor gui (a winged theropod), Apatosaurus louisae (a giant sauropod), Stegosaurus stenops (a platit stegosaur), Triceratops horridus (a horned ceratopsian), Edmontosaurus regalis (a duck-billed ornithopod), Gastonia burgei (an armored ankylosaur).
Scientific classification
Kinrick:	Animalia
Phylum:	Chordata
Clade:	Dracohors
Clade:	Dinosauria; Owen, 1842
Major groups
	†Ornithischia †Stegosauria; †Ankylosauria; †Ornithopoda; †Ceratopsia; ; Saurischia †Sauropodomorpha; Theropoda; ;

Dinosaurs are a diverse group o reptiles o the clade Dinosauria.

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