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  2. EtymologyTyrant lizard
    SpeciesT. rex

    Tyrannosaurus - Wikipedia

    • Tyrannosaurus 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. It lived throughout what is now western North America, on what was then an island continent known as Laramidia. Tyrannosaurus had a much wider r… See more

     The King of Dinosaurs
    The King of Dinosaurs
    T-rex: The Ultimate Predator
    T-rex: The Ultimate Predator
    History of research

    A tooth from what is now documented as a Tyrannosaurus rex was found in July 1874 upon South Table Mountain (Colorado) by Jarvis Hall (Colorado) student Peter T. Dotson under the auspices of Prof. Arthur LakesSee more

    Description

    T. rex was one of the largest land carnivores of all time. One of its largest and the most complete specimens, nicknamed Sue (FMNH PR2081), is located at the Field Museum of Natural History in Chicago. Sue measured … See more

    Classification

    Tyrannosaurus is the type genus of the superfamily Tyrannosauroidea, the family Tyrannosauridae, and the subfamily Tyrannosaurinae; in other words it is the standard by which paleontologists decide whether to … See more

    Paleobiology

    The identification of several specimens as juvenile T. rex has allowed scientists to document ontogenetic changes in the species, estimate the lifespan, and determine how quickly the animals would have grown… See more

    Paleoecology

    Tyrannosaurus lived during what is referred to as the Lancian faunal stage (Maastrichtian age) at the end of the Late Cretaceous. Tyrannosaurus ranged from Canada in the north to at least New Mexico in the sout… See more

    Cultural significance

    Since it was first described in 1905, T. rex has become the most widely recognized dinosaur species in popular culture. It is the only dinosaur that is commonly known to the general public by its full scientific name (… See more

     
  1. Tyrannosaurus rex
    • According to 2 sources
    Tyrannosaurus rex is the best-known and largest member of a group of theropod dinosaurs called tyrannosaurs; its scientific name is Latin for “king of the tyrant lizards.” Since 1902 paleontologists have recognized the T. rex as the only formal member of the genus Tyrannosaurus.
    Tyrannosaurus rex was one of the most ferocious predators to ever walk the Earth. With a massive body, sharp teeth, and jaws so powerful they could crush a car, this famous carnivore dominated the forested river valleys in western North America during the late Cretaceous period, 68 million years ago.
  2. Tyrannosaurus rex | Description, Dinosaur, & Facts | Britannica

  3. Tyrannosaurus rex: Facts and photos of the dinosaur king

    Apr 1, 2024 · The mighty Tyrannosaurus rex is arguably the most iconic dinosaur that ever lived. Ever since the discovery of its fossils more than a century ago, T. rex has fascinated people of all ages...

  4. Tyrannosaurus rex - Smithsonian Institution

    Apr 1, 2014 · Learn about the "King of the Tyrant Lizards" from the Smithsonian's experts. Find out how T. rex lived, ate, saw, heard, grew, died and is related to birds.

  5. Tyrannosaurus rex, facts and photos - National Geographic

  6. Tyrannosaur | Size, Species, & Facts | Britannica

    Tyrannosaur, any of a group of dinosaurs that lived from the late Jurassic Period to the late Cretaceous Period. Most were large predators, with very large skulls approaching or well exceeding a full meter (more than three feet) in length. …

  7. Tyrannosaurus - Description, Habitat, Image, Diet, and …

    The Tyrannosaurus, commonly referred to as Tyrannosaurus rex, or T-rex, is possibly the most famous dinosaur in the world. The name is actually their genus and species name, Tyrannosaurus rex, and scientists believe there may be …

  8. Tyrannosaurus rex - National Geographic Kids

    Tyrannosaurus rex. Discover why this ancient predator is known as the king of the dinosaurs. A 40-foot-long predator stomps through a forested valley in what’s now western North America,...

  9. Tyrannosaurus rex Fossil - American Museum of Natural History

  10. Tyrannosaurus rex, T. rex - Natural History Museum

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