Closest relative of Tyrannosaurus rex discovered in New Mexico

The new species, named Tyrannosaurus mcraeensis, was uncovered in the Hall Lake Formation in New Mexico.

A new species of horned dinosaur has been identified by University of Pennsylvania paleontologists

Big Joe is coming to Knuthenborg - Knuthenborg

Explained: What new research tells us about the Tyrannosaurus Rex

Meet T.Rex's closest relative! Scientists discover the remains of a ferocious dinosaur that roamed New Mexico 71 million years ago

A tiny T. rex ancestor shows how fast tyrannosaurs became giants

Paleontologists Stunning Conclusion: 2.5 Billion T. Rexes Roamed North America Over the Cretaceous Period

T. rex fossil is actually a species new to science, study says

A new Tyrannosaurus species is identified in New Mexico : NPR

T. rex fossil unearthed decades ago is older, more primitive relative of iconic dinosaur, scientists say - CBS News

Dinosaur found in New Mexico predates T. rex, helps solve mystery, Local News