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Fukuiraptor

Fukuiraptor (meaning “Fukui Thief”) is a genus of neovenatorid or tyrannosauroid from the Early Cretaceous of Japan. When first unearthed, it was thought to be a dromaeosaurid. The type species is F. kitadaniensis, described  by Azuma and Currie in 2000. Its holotype specimen was only about 14 feet(4.3 meters) long, showing it to be a […]

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Lurdusaurus

Lurdusaurus (meaning “Heavy Lizard”) is a genus of iguanodont ornithopod dinosaur from the Early Cretaceous of the Tenere Desert in Niger. It lived with dinosaurs such as Suchomimus, Ouranosaurus, Eocarcharia, and Kryptops. Thomas R. Holtz, jr has said that Lurdusaurus was aquatic or semi-aquatic, because of it’s hippopotamus-like build. The remains were discovered in 1965 […]

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Nanuqsaurus

Nanuqsaurus (meaning “Polar Bear Lizard”) is a genus of tyrannosaurid from the Late Cretaceous of Alaska. The fossils were found in the Prince Creek Formation and described in 2014 by Anthony R. Fiorillo and Ronald S. Tykoski, making this a very recent discovery. The original fossils (a partial skull) were referred to Gorgosaurus and then […]

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Prosaurolophus

Prosaurolophus (meaning “Prior Crested Lizard”) is a genus of saurolophinae dinosaur from the Late Cretaceous of the US and Canada. The type species, P. maximus, was described in 1916 by Barnum Brown, the discoverer of Tyrannosaurus rex. A second species, P. blackfeetensis, was described in 1992 by Jack Horner. Jack Horner differentiated P. blackfeetensis from […]

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Cryolophosaurus

Cryolophosaurus (meaning “Frozen Crested Lizard”) is a genus of neotheropod dinosaur from the Early Jurassic of Antarctica. It was the first theropod dinosaur found in Antarctica, being found in 1991 by Dr. William Hammer and David Elliot. It was also the first dinosaur described from Antarctica. He and many others on his team informally called […]

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Ouranosaurus

Ouranosaurus (meaning “Brave Lizard”) is a genus of iguanodontid dinosaur from the Early Cretaceous of northern Africa, especially in the Echkar Formation in Niger. Two very complete specimens were unearthed in the Echkar Formation. The first complete fossil found in 1965 and the second in 1972. The type species, O. nigerensis, was described by Phillippe […]

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Altirhinus

Altirhinus (meaning “High Nose”) is a genus of iguanodontid from the Early Cretaceous of Mongolia. The type species, A. kurzanovi, was described by David B. Norman in 1998. The specific name is called kurzanovi for Sergei Kurzanov, the Russian scientist that originally found the specimen in 1981. In the original description, Norman stated that Altirhinus […]

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Olorotitan

Olorotitan (meaning “Swan Giant”) is a genus of lambeosaurine hadrosaur from the Late Cretaceous of eastern Russia. The type species was described in 2003 by Pascal Godefroit,‭ ‬Yuri Bolotsky‭ & ‬Vladimir Alifanov‭. Godefroit, et al named the type species O. arharensi, for the Arhara County in Russia. The holotype specimen was almost 90% complete. In fact, […]

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Jaxartosaurus

Jaxartosaurus (meaning “Jaxartes River Lizard”) is a genus of lambeosaurine hadrosaurid dinosaur from the Late Cretaceous of Kazakhstan and China. The generic name is derived from the Jaxartes River in Kazakhstan. It had a large, rounded crest on it’s head, similar to Hypacrosaurus or Corythosaurus. Anatoly Nikolaaenvich Riabinin described the type species, J. aralensis, in 1937. […]

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Metriacanthosaurus

Metriacanthosaurus (meaning “Moderately-Spined Lizard”) is a genus of metriacanthosaurid from the Middle Jurassic of the Oxford clays of England. In 1923, Friedrich von Huene named this dinosaur Megalosaurus parkeri, in honor of W. Parker, who collected the fossils.  In 1932, von Huene renamed the specimens Altispinax parkeri. In 1964, Alick Walker decided that the fossils […]

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