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All about Dinosaurs
by: Connor H., Grade: 3


Long long ago before there were any people dinosaurs roamed the earth.The word dinosaur means terible lizard.Dinosaurs first appeared in the Triassic Period.Eoraptor means dawn tooth. Herrasaurus means Herra's lizard.Coelophysis was found at Ghost Ranch.Saltopus was small.Plateosaurus was a prosaurpod.Dinosaurs got larger in the Jurassic Period. Dilophosaurus means two crested lizard.Megalosaurus was the first dinosaur named.Cetiosaurus means whale lizard.Allosaurus means diffrent lizard.Apatosaurus was aslo called Brontosaurus.Stegosaurus had plates on its back.Brachiosaurus was the biggest dinosaur. Diplodocus had a long neck.Compsognathus was the smallest dinosaur.Ceratosaurus means horned lizard.Camptosaurus was the first iguanodont.More dinosaurs appered in the Cretacous Period.Argentinosaurus was large.Gigantosaurus means giant southern lizard.Spinosaurus had a sail.Baryonyx was a fish eater.Iguanodon was the second dinosaur discovered.Tenotosaurus was an iguanodont.Deinonycus means terrible claw.Velociraptor had a claw.Protoeceratops had no horns.Oviraptor means egg theif.Maiasaura means good mother lizard.Corthosaurus means helmet lizard.Parasaurolopus had a long crest. Ornithomimnus was fast. Ankylosaurus means fused lizard.Pachyceplosaurus had a bony head. Anatosaurus was a duckbilled dinosaur. Triceratops had three horns. Tyrannosaurus was the king of the dinosaurs.About 65 million years ago the dinosaurs died out.A metorite smashed into earth and killed off the dinosaurs.Other theries are volcano,drought and the cold .Scientists found dinosaur bones and took them to the museum.


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