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Cretaceous Dinosaurs



North American Ankylosaurus, from the Late Cretaceous



Meaning:                               Fused reptile, joined reptile, stiff reptile

Pronunciation:                     Ann-kye-low-sore-uss

Period:                                   Late Cretaceous , 68–66 Million Years Ago

Main Group:                         Ankylosauria: Armored Dinosaurs

Length:                                  7 – 10 meters (23 – 33 feet)

Weight:                                  3-4 tons

Diet:                                       plants

Fossils:   Western North America: USA (Montana and Wyoming states), Canada (Alberta Province); South America: Bolivia (tracks

Size Comparison Ankylosaur and Human

Size of Ankylosaurus Compared to A Human


North American Ankylosaurus magniventris

A North American Ankylosaurus magniventris, credit: Emily Willoughby


Ankylosaurus Skelton

Restoration of an Ankylosaurus Skeleton


Ankylosaur Head (cast) from Montana

Ankylosaur Head cast – Museum of the Rockies, Bozeman, MT, USA. photo credit Tim Evanson


Ankylosaurus Skull

Ankylosaurus Skull from the American Museum of Natural History


Ankylosaurus Tail Club

Ankylosaurus Tail Club, Photo Credit: Ryan Somma





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