Coelurosaurs

=Coelosaurs= ===The coelosaur I’m studying is called the Sinosauropteryx. Its kingdom is Animimalia, its Phylum is Chordata, it class is Sauropsida, its Superorder is Dinosauria, the order is Saurchilia, the suborder is Theropoda. The sub groups are Compsognathidea, the Maniraptora, the Ornithomimosauria, and the Tyrannosauroidea.===

=Facts about the Sinosauropteryx=

· They could not fly; its feathers were probably used for insulation, keeping the dinosaur warm.
  



=Compsognathus was for many years the smallest known dinosaur.= =It was a bird-like dinosaur that walked on two long, thin legs;= =It had three-toed feet. A long tail acted as a counterbalance and for stability during fast turns.= =It had short arms with two clawed fingers on each hand.= =Compsognathus had a small, pointed head with small, sharp teeth, hollow bones, and a long, flexible neck. was 28 inches long and weighted about 6.5 pounds, about the size of a house cat. It lived in the late Jurassic period, about 155 to 145 million years ago.=