Alectrosaurus is a genus of tyrannosauroid theropod dinosaur that lived in Asia during the Late Cretaceous period, about some 96 million years ago in what is now the Iren Dabasu Formation. It was a medium-sized, moderately-built, ground-dwelling, bipedal carnivore, estimated at 5 to 6 m (16 to 20 ft) … See more In 1923, the Third Asiatic Expedition of the American Museum of Natural History, led by chief paleontologist Walter W. Granger, was hunting for dinosaur fossils in Mongolia. On April 25 in the gobi desert, assistant … See more The hindlimb of the specimen AMNH 6554 is notable for the particular elongated digits and metatarsals, differing from other tyrannosauroids. … See more • Dinosaurs portal • Timeline of tyrannosaur research • Iren Dabasu Formation • Bayan Shireh Formation • 1933 in paleontology See more The lectotype AMNH 6554 is fragmentary, consisting of a nearly complete right hindlimb only lacking the distal tarsal elements; left See more In 1933, Charles Gilmore examined the available material and concluded that AMNH 6554 and AMNH 6368 were syntypes belonging … See more Alectrosaurus was first recovered from the Iren Dabasu Formation, which has been dated to the Cenomanian stage, about 95.8 ± 6.2 million years ago. During the Late Cretaceous, there … See more WebJul 1, 2012 · PDF On Jul 1, 2012, Hai Xing and others published A review on the study of the stratigraphy, sedimentology, and paleontology of the Iren Dabasu Formation, Inner Mongolia Find, read and cite ...
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WebThe Iren Dabasu Formation is a dig site in Jurassic World Evolution. The Iren Dabasu Formation is situated in the Iren Nor region of Inner Mongolia and dates to the Cenomanian age of the Late Cretaceous, 100 million … WebThe age of the Iren Dabasu formation is controversial; based on ostracods, Godefroit suggested the unit was equivalent to the Nemegt Formation, or about 70 Ma,[citation needed] though some vertebrate remains suggest … thunder pass colorado
Inversion of the Erlian Basin (NE China) in the early Late …
The Iren Dabasu Formation (also known as Erlian Formation) is a Late Cretaceous geologic formation in the Iren Nor region of Inner Mongolia. Dinosaur remains diagnostic to the genus level are among the fossils that have been recovered from the formation. The formation was first described and defined by Henry Fairfield Osborn in 1922 and it is located in the Iren Nor region of China. WebSee Iren Dabasu Formation. Geographic name Iren was Romanized as d’Erlian by the Japanese. The abbreviation of Iren Dabasu Formation. Keywords Late Cretaceous Yunnan Province Mongolia Autonomous Region Salt Pond Imin Formation These keywords were added by machine and not by the authors. thunder pass 防水透氣外套