Paleontology may be entering another great era of discovery: characterized by serial misidentification in decades past.

This nearly whole, deep-black skull belongs to the most complete specimen of Tyrannosaurus rex on display in Europe, an individual nicknamed Tristan Otto. With 170 of its 300-odd bones preserved ...

David C. Parris, 66, of West Windsor, curator of natural history at the New Jersey State Museum in Trenton, holds a Tyrannosaurus rex toe bone May 4. Behind him is a cast of a T-Rex skull.