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Tyrannosaurus (/ t ɪ ˌ r æ n ə ˈ s ɔː r ə s, t aɪ-/) [a] is a genus of large theropod dinosaur.The type species Tyrannosaurus rex (rex meaning 'king' in Latin), often shortened to T. rex or colloquially T-Rex, is one of the best represented theropods.
The largest species was Tyrannosaurus rex, the most massive known terrestrial predator, which measured over 13 metres (43 ft) in length [2] and according to most modern estimates up to 8.87 metric tons (9.78 short tons) in weight. [3] [4] Tyrannosaurids were bipedal carnivores with massive skulls filled with large teeth. Despite their large ...
The first-named fossil specimen which can be attributed to Tyrannosaurus rex consists of two partial vertebrae (one of which has been lost) found by Edward Drinker Cope in 1892. Cope believed that they belonged to an "agathaumid" ( ceratopsid ) dinosaur, and named them Manospondylus gigas , meaning "giant porous vertebra" in reference to the ...
Tyrannosaurus rex. Late Cretaceous. Hell Creek Formation. Named after the brother of school teacher Robert Curry, who discovered the fossil [210] Thomas the T. rex: Titus [211] Tyrannosaurus rex: Tristan-Otto Natural History Museum, Berlin. Tyrannosaurus rex. Late Cretaceous. Named after Tristan and Otto, the sons of a Danish-born investment ...
Tyrannosaurus was named by Henry Fairfield Osborn in 1905, along with the family Tyrannosauridae. [17] The name is derived from the Ancient Greek words τυραννος tyrannos ('tyrant') and σαυρος sauros ('lizard'). The superfamily name Tyrannosauroidea was first published in a 1964 paper by the British paleontologist Alick Walker. [18]
A new study suggests Tyrannosaurus rex had giant, full gums and lips that covered much of their teeth.
Tyrannosaurus, which roamed western North America, was one of the largest meat-eating dinosaurs. It appears this Tyrannosaurus was about 13-15 years old, two-thirds adult size, 25 feet (7.6 meters ...
Stan Sacrison, an amateur paleontologist, was responsible for the initial discovery of Stan's bone fragments in 1987, and as a result is the namesake for the T. rex.He was out looking at plant life in South Dakota when he spotted Stan's pelvis visible in the side of a cliff. [3]