Search results
Results from the Think 24/7 Content Network
Tyrannosauridae (or tyrannosaurids, meaning " tyrant lizards") is a family of coelurosaurian theropod dinosaurs that comprises two subfamilies containing up to fifteen genera, including the eponymous Tyrannosaurus. The exact number of genera is controversial, with some experts recognizing as few as three.
Tyrannosaurus ( / tɪˌrænəˈsɔːrəs, taɪ -/) [ 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 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 ...
Sue (dinosaur) Sue[ a] is the nickname given to FMNH PR 2081, which is one of the largest, [ b] most extensive, and best preserved Tyrannosaurus rex specimens ever found, at over 90 percent recovered by bulk. [ 4] FMNH PR 2081 was discovered on August 12, 1990, [ 5] by American explorer and fossil collector Sue Hendrickson, and was named after her.
Scientists reassessing a partial skull first unearthed in 1983 in southeastern New Mexico have concluded that the fossil represents a new species of Tyrannosaurus - the fearsome apex predator from ...
Tyrannosaurus was named by Henry Fairfield Osborn in 1905, along with the family Tyrannosauridae. [15] 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. [16]
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 ...
Lythronax ( LYE-thro-nax) is a genus of tyrannosaurid dinosaur that lived in North America around 81.9-81.5 million years ago during the Late Cretaceous period. The only known specimen was discovered in Utah in the Wahweap Formation of the Grand Staircase–Escalante National Monument in 2009, and it consists of a partial skull and skeleton.