where was its remains first discovered?
Golden, Colorado
Tyrannosaurus
Teeth from what is now documented as a "Tyrannosaurus rex" were found in 1874 by Arthur Lakes near Golden, Colorado. In the early 1890s, John Bell Hatcher collected postcranial elements in eastern Wyoming. The fossils were believed to be from the large species "Ornithomimus grandis" (now "Deinodon") but are now considered "T. rex" remains.
what time period did the t rex live in Maastrichtian age of the upper Cretaceous period, 68 to 66 million years ago what type of organism was this? It is a genus of coelurosaurian theropod dinosaur, one of the most well-represented of the large theropods how are they classified? Superfamily Tyrannosauroidea, the family Tyrannosauridae, and the subfamily Tyrannosaurinae
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Tyrannosaurus [SEP] Earliest finds
Teeth from what is now documented as a "Tyrannosaurus rex" were found in 1874 by Arthur Lakes near Golden, Colorado. In the early 1890s, John Bell Hatcher collected postcranial elements in eastern Wyoming. The fossils were believed to be from the large species "Ornithomimus grandis" (now "Deinodon") but are now considered "T. rex" remains. In 1892, Edward Drinker Cope found two vertebral fragments of large dinosaur. Cope believed the fragments belonged to an "agathaumid" (ceratopsid) dinosaur, and named them "Manospondylus gigas", meaning "giant porous vertebra", in reference to the numerous openings for blood vessels he found in the bone. The "M.