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.

New Dinosaur Species Closest Relative to T. Rex Found

The Bisti Beast New Mexico Museum of Natural History & Science

New species of tyrannosaur, Daspletosaurus wilsoni, hints at ancestor of T. rex

Closest relative of Tyrannosaurus rex discovered in New Mexico - Study Finds

Fossil Unearthed in New Mexico Years Ago Is Identified as T. Rex Relative

New dinosaur discovery may be the closest relative to Tyrannosaurus rex, scientists say

Tyrannosaurus, Dinosaur Wiki

A giant tyrannosaur from the Campanian–Maastrichtian of southern North America and the evolution of tyrannosaurid gigantism

T. rex's older, equally hulking relative found in New Mexico

Tyrannosaurus rex, Prehistoric Planet Wiki

Hunting for Appalachiosaurus, apex predator of ancient Alabama

Newly Discovered Tyrannosaur Was Key to the Rise of Giant Meat-Eaters, Science

T. rex's tiny predecessor has a Mesa connection