Researchers discovered unknown species at the Qingjiang fossil site on the bank of the Danshui River, near its junction with the Qingjiang River in Hubei Province, China. Sue is the nickname given to FMNH PR 2081, which is one of the largest, most extensive, and best preserved Tyrannosaurus rex specimens ever found, at over 90 percent recovered by bulk. The Titanic was the largest ship in its day. The Argentinosaurus is the largest dinosaur ever. As a new discovery that has yet to receive a scientifically descriptive name, the dinosaur wound up simply being named after the location where it was uncovered. So-called ‘titanosaur’ the Argentinosaurus roamed the world from the Jurassic through the mid-late Cretaceous, approximately 100 million years ago. Starting with the weightiest, the gold-medal winner is likely Argentinosaurus . The fossils were uncovered in a desert in Argentina. The towering and battle-scarred “Scotty” is the world’s largest Tyrannosaurus rex and the largest dinosaur skeleton ever found in Canada. The fossil of this gigantic creature was discovered in Argentina by Guillermo Heredia. 5 Biggest Dinosaur Fossils Ever Found Patagotitan Mayorum. Recently discovered in China, Shantungosaurus was the biggest hadrosaur yet known, about 50 feet long and anywhere from 15 to 50 tons (the largest size ever achieved by an ornithischian, rather than saurischian, dinosaur). It’s believed that the Patagotitan Mayorum was the world’s largest terrestrial mammal, according to size estimates from what archeologists have collected. Scientists have uncovered the fossilized bones of what may be the largest dinosaur that ever existed. Dinosaurs: Fossil shows ‘different appearance’ says expert New evidence indicates there once existed a dinosaur that would have dwarfed even the T Rex. By Joshua Rapp Learn Illustration of a herd of Argentinosaurus, a type of gigantic titanosaurJAMES KUETHER/SCIENCE PHOTO LIBRARYFossils of The compilation includes its thighbone that measures 2.4 meters. Fossils of a gigantic dinosaur are emerging from the ground in Argentina after 98 million years – and the creature may be the largest land animal that scientists have ever found. Moreover, there are three categories for largest dinosaur on record: the weightiest, longest and tallest. The hadrosaurs, or duck-billed dinosaurs, were the most common herbivores of the late Cretaceous period. With the largest dinosaur hall in the world, this museum has an impressive collection of fossilized skeletons and casts. World’s largest ever Tyrannosaurus rex revealed by scientists ... the creature was bigger than any other carnivorous dinosaur known to science. 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