Utahraptor ostrommaysi Scale:1:20 Representa una fase evolutiva intermedia

Representa una fase evolutiva intermedia en la radiación temprana de los elefantiformes

The genus was described in 2011 from the holotype specimen MUSM 1465

This predator occupied a high place in the food chain

Length 810 mm

making it one of the largest terrestrial mammals of its time

Utahraptor ostrommaysi Scale:1:20 Representa una fase evolutiva intermediaUtahraptor ostrommaysi was one of the largest known dromaeosaurids and one of the most representative predators of the Early Cretaceous of North America. Its remains come from the Cedar Mountain Formation in eastern Utah, especially from the Yellow Cat Member, in deposits associated with continental environments of floodplains, river channels, and semi arid ecosystems with seasonal wetlands. Formally described by Kirkland, Gaston, and Burge in 1993,