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19/05/2016 A new species of horned dinosaur is discovered in southern Utah

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New Dinosaur Species Called Machairoceratops

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DFG- Allosaurus vs. Machairoceratops

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Bizarre Dinosaur with Head Spikes Unearthed in Utah | Prehistoric News

A remarkable new species of horned dinosaur was unearthed in Grand Staircase-Escalante National Monument, southern Utah. The huge plant-eater inhabited Laramidia, a landmass formed when a shallow sea flooded the central region of North America, isolating western and eastern portions for millions of years during the Late Cretaceous Period.