Fonte de Chasmosaurus belli, ROM 843, Royal Tyrrell Museum of Paleontology. Dinosauria, Ornithischia, Neornithischia, Ceratopsia, Ceratopsidae, Ceratopsinae. Auteur : ceasol, 2008.

Fonte de Chasmosaurus belli, ROM 843, Royal Tyrrell Museum of Paleontology. Dinosauria, Ornithischia, Neornithischia, Ceratopsia, Ceratopsidae, Ceratopsinae. Auteur : ceasol, 2008.

Chasmosaurus | Flickr - Photo Sharing!  :Chasmosaurus  The first recognized skeleton of Chasmosaurus was named by Lawrence Lambe in 1914. The large skin-covered openings, or chasms, in the frill of this dinosaur would have made the frill too fragile to use in defence. Chasmosaurus is the only chasmosaurine with small, backwardly curving orbital horns.   This dinosaur is from the Late Cretaceous, 75 to 74.5 million years ago in the Dinosaur Provincial Park, Alberta:

Chasmosaurus | Flickr - Photo Sharing! :Chasmosaurus The first recognized skeleton of Chasmosaurus was named by Lawrence Lambe in 1914. The large skin-covered openings, or chasms, in the frill of this dinosaur would have made the frill too fragile to use in defence. Chasmosaurus is the only chasmosaurine with small, backwardly curving orbital horns. This dinosaur is from the Late Cretaceous, 75 to 74.5 million years ago in the Dinosaur Provincial Park, Alberta:

Rock Layers: Timeline of Life on Earth - Prehistoric Planet, a cool web page!

Rock Layers: Timeline of Life on Earth - Prehistoric Planet, a cool web page!

Chasmosaurus belli: An adult specimen on display at the Royal Tyrrell Museum in Drumheller, Alberta.

Chasmosaurus belli: An adult specimen on display at the Royal Tyrrell Museum in Drumheller, Alberta.

Depictions of prehistoric animals by Dutch brothers Alfons and Adrie Kennis. Beautiful textures, shapes, backgrounds.

Depictions of prehistoric animals by Dutch brothers Alfons and Adrie Kennis. Beautiful textures, shapes, backgrounds.

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