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Ankylosaurus [nb 1] is a genus of armored dinosaur. Its fossils have been found in geological formations dating to the very end of the Cretaceous Period, about 68–66 million years ago, in western North America, making it among the last of the non-avian dinosaurs. It was named by Barnum Brown in 1908; it is monotypic, containing only A ...
Ankylosauridae (/ ˌ æ ŋ k ɪ l oʊ ˈ s ɔː r ɪ d iː /) is a family of armored dinosaurs within Ankylosauria, and is the sister group to Nodosauridae.The oldest known ankylosaurids date to around 122 million years ago and went extinct 66 million years ago during the Cretaceous–Paleogene extinction event. [1]
English: Size comparison of the ankylosaurid dinosaur Ankylosaurus magniventrus. The silhouette is based on a skeletal by GetAwayTrike. [1] The bone measurements used to scale the specimens come from Carpenter (2004). [2]
Size of this PNG preview of this SVG file: 800 × 213 pixels. Other resolutions: 320 × 85 pixels ... including the large ankylosaurin Ankylosaurus, [1] [2] [3] ...
Ankylosauria is a group of herbivorous dinosaurs of the clade Ornithischia.It includes the great majority of dinosaurs with armor in the form of bony osteoderms, similar to turtles.
Barun Goyot Formation in Mongolia. In 1970 and 1971 a Polish-Mongolian expedition found ankylosaurian fossils in the Gobi Desert near Chulsan, or Khulsan.. The type species Saichania chulsanensis was named and described by the Polish palaeontologist Teresa Maryańska in 1977, along with the related species Tarchia kielanae. [1]
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