A cast of the skeleton and skull of Allosaurus jimmadseni as it was discovered and now on exhibit at Dinosaur National Monument in Utah. The original skeleton was molded and cast before it was taken ...

The Smithsonian’s National Museum of Natural History’s fossilized skeleton of the Jurassic dinosaur Allosaurus has officially been named the type specimen for the entire species. This distinction ...

In this month’s Specimen Spotlight, find out what makes the Smithsonian’s Allosaurus specimen so special Jack Tamisiea The museum’s fossil specimen of Allosaurus fragilis is perched like a nesting ...

Note to editors: Photos of the type specimen and other associated press materials can be found via Dropbox here. The Smithsonian’s National Museum of Natural History’s fossilized skeleton of the ...