Utahraptor ostrommaysi Scale:1:20 The genus was described in

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

and anatomical armament differentiate it from the classic image of the small and fast "raptor

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

The first remains corresponded to a subadult individual

Escala 1:35 - 157 x 166 x 123 mm Al

Utahraptor ostrommaysi Scale:1:20 The genus was described inUtahraptor 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,