John B. Scannella | Britannica

John B. Scannella

Contributor

BIOGRAPHY

Ph.D. candidate in the Department of Earth Sciences at Montana State University, Bozeman, Montana.

Primary Contributions (1)

Illustration of a Triceratops, a large, four-legged dinosaur with a prominent bony neck frill and three facial horns, shown next to two human figures for scale. Measurement bars indicate 1 meter and 3 feet, highlighting the dinosaur's impressive size, and text notes it was a massive, late Cretaceous herbivore from North America.

Triceratops, (genus Triceratops), large quadrupedal plant-eating ceratopsian dinosaur that had a frill of bone at the back of its skull and three prominent horns. Fossils of “three-horned face,” as its Latin name is usually translated, date to the final 3 million years of the Cretaceous Period…