A French fossil dealer tried to sell the Alioramus skull in the U.S. for $250,000, but an investigation found it was illegally smuggled, feds said.

Riley Black | | Riley Black is the author of The Last Days of the Dinosaurs and many other books. She is a science correspondent for Smithsonian magazine covering fossils and natural history, and ...

The late Cretaceous tyrannosaurid Alioramus altai is known from a single specimen whose articulated braincase exhibits a nearly unique combination of preservational quality, subadult stage of growth, ...

Notably, the dinosaur’s snout makes up about 70% of the length of its skull, which is similar to the proportions seen in Mongolian fossils of two species of Alioramus.

Just a few weeks after tiny, early Raptorex kriegsteini was unveiled, a new wrench has been thrown into the family tree of the tyrannosaurs. The new Alioramus altai -- a horned, long-snouted ...

The fossil's skull is the real standout: Although this dinosaur was carnivorous, the teeth are slender, the skull has small and weak muscle attachments, and has a long snout with eight horns that ...