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A genus of predatory therapod dinosaurs that includes Tyrannosaurus rex (T-rex).

Ancient Giant Croc-like Creature Had Serrated Teeth Like T. Rex
An ancient giant crocodile-like creature from Madagascar had serrated teeth like T. rex. It lived in Madagascar around 170 million years ago. (July 4, 2017)

Scientists Unearth Evidence of Tyrannosaur Cannibalism in Gnawed Bone
Scientists have unearthed fossil evidence of tyrannosaur cannibalism in a gnawed fossilized bone. (November 1, 2015)

Scientists Discover Fossil of Pinocchio Rex, a Long-Snouted Cousin of T-Rex
Scientists find fossil of Pinocchio Rex, a long-snouted cousin of T-rex. The dinosaur lived 66 million years ago. (May 7, 2014)

Fossil of Small Tyrannosaur Species Found in Alaska
Paleontologists have discovered the fossil of a small tyrannosaur species in Alaska. The species was about half the size of a T. rex. (March 12, 2014)

Torvosaurus Gurneyi: Scientists Find Fossil of Largest Terrestrial Predator From Europe
A newly discovered dinosaur was the largest terrestrial predator from Europe. The dinosaur species was 10 meters long and weighed 4 to 5 tons. (March 5, 2014)

King of Gore Dinosaur Unearthed in Utah
A newly discovered dinosuar, Lythronax argestes, has been discovered in Southern Utha. The name Lythronax means King of Gore. (November 7, 2013)

Ancient Megapiranha Had Extremely Powerful Bite
Scientists say the ancient Megapiranha paranensis delivered a bite with a more powerful bite force quotient than prehistoric whale-eating sharks and Tyrannosaurus rex. (December 27, 2012)

Beautiful Feathered Tyrant: One-Ton Feathered T. Rex Cousin Found in China
Three well preserved fossils of a new feathered tyrannosauroid have been discovered in northeastern China. (April 5, 2012)

Tyrannosaurus Rex Holds New Dallas Science Museum
Texas tyrannosaurus rex holds the new Perot Museum of Nature & Science. The museum is scheduled to open in 2013. (September 21, 2010)

Feathersaurus Rex
A Times Online tells how some scientists no longer believe that dinosaurs looked sleek and reptilian. (September 16, 2005)