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Thanatotheristes (meaning "reaper of death" according to the original authors; [1] literally, "death harvester" in Greek: Θάνατος, romanized: Thánatos, "Death" [3] and θεριστής, romanized: theristḗs, "harvester" [4]) is a genus of tyrannosaurid dinosaur from the Late Cretaceous of Laramidia, approximately 80.1-79.5 Ma.
Gorgosaurus (/ ˌ ɡ ɔːr ɡ ə ˈ s ɔːr ə s / GOR-gə-SOR-əs; lit. ' dreadful lizard ') is a genus of tyrannosaurid theropod dinosaur that lived in western North America during the Late Cretaceous Period (), between about 76.5 and 75 million years ago. [1]
At present, two species of Tyrannosaurus are considered valid; the type species, T. rex, and the earlier in age and more recently discovered T. mcraeensis. As the archetypal theropod, Tyrannosaurus has been one of the best-known dinosaurs since the early 20th century and has been featured in film, advertising, postal stamps, and many other media.
On August 12, 1990, Susan Hendrickson -- a fossil hunter -- discovered three huge bones protruding out of a cliff near Faith, South Dakota. Those burned turned out to be part of the largest ever T ...
Skeletal mount of the Tyrannosaurus holotype.. This timeline of tyrannosaur research is a chronological listing of events in the history of paleontology focused on the tyrannosaurs, a group of predatory theropod dinosaurs that began as small, long-armed bird-like creatures with elaborate cranial ornamentation but achieved apex predator status during the Late Cretaceous as their arms shrank and ...
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 ...
Juvenile T. Rex finds: a fierce debate. Based on early estimates, Lyson thinks the fossil is that of a young T. rex that died of an unknown cause when it was 13 or 15 years old.
Teratophoneus ("monstrous murderer"; Greek: teras, "monster" and phoneus, "murderer") is a genus of tyrannosaurine theropod dinosaur that lived during the late Campanian age of the Late Cretaceous period, (about 77 to 76 million years ago) in what is now Utah. It contains a single known species, T. curriei.