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Tsintaosaurus (/ s ɪ n t aʊ ˈ s ɔː r ə s /; sic for the old transliteration "Tsingtao", [2] meaning "Qingdao lizard") is a genus of hadrosaurid dinosaur from China. It was about 8.3 metres (27 ft) long and weighed 2.5 tonnes (2.8 short tons). [3] The type species is Tsintaosaurus spinorhinus, first described by Chinese paleontologist C. C ...
Dinosaur classification began in 1842 when Sir Richard Owen placed Iguanodon, Megalosaurus, and Hylaeosaurus in "a distinct tribe or suborder of Saurian Reptiles, for which I would propose the name of Dinosauria." [1] In 1887 and 1888 Harry Seeley divided dinosaurs into the two orders Saurischia and Ornithischia, based on their hip structure. [2]
Benjamin Waterhouse Hawkins' mounted Hadrosaurus, the first mounted dinosaur skeleton in the world Photograph of the site where the fossils were found (2010). In 1838, John Estaugh Hopkins was digging in a marl pit (on a small tributary of the Cooper River in Haddonfield, New Jersey, and part of the Campanian-age Woodbury Formation) when he uncovered large bones.
They first appeared during the Triassic period, between 243 and 233.23 million years ago (mya), although the exact origin and timing of the evolution of dinosaurs is a subject of active research. They became the dominant terrestrial vertebrates after the Triassic–Jurassic extinction event 201.3 mya and their dominance continued throughout the ...
Jules Verne's 1864 novel Journey to the Center of the Earth, Sir Arthur Conan Doyle's 1912 book The Lost World, the 1914 animated film Gertie the Dinosaur (featuring the first animated dinosaur), the iconic 1933 film King Kong, the 1954 Godzilla and its many sequels, the best-selling 1990 novel Jurassic Park by Michael Crichton and its 1993 ...
Ceratopsia or Ceratopia (/ ˌ s ɛr ə ˈ t ɒ p s i ə / or / ˌ s ɛr ə ˈ t oʊ p i ə /; Greek: "horned faces") is a group of herbivorous, beaked dinosaurs that thrived in what are now North America, Asia and Europe, during the Cretaceous Period, although ancestral forms lived earlier, in the Late Jurassic of Asia.
Yamanasaurus (meaning "Yamana lizard") is an extinct genus of saltasaurine titanosaur dinosaur from the Río Playas Formation of Ecuador, which dates to the Maastrichtian epoch of the Cretaceous period (approximately 66.9 million years ago). The type and only species is Yamanasaurus lojaensis. It is the first non-avian dinosaur described from ...
Macronaria is a clade of sauropod dinosaurs.Macronarians are named after the large diameter of the nasal opening of their skull, known as the external naris, which exceeded the size of the orbit, the skull opening where the eye is located (hence macro- meaning large, and –naria meaning nose).
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