Gravitholus: quick facts
Gravitholus was discovered in Alberta, Canada. Its skullwas wider and thicker than Stegoceras.
Period
Late Cretaceous
Diet
Herbivore
Length
9 feet (2.7 meters)
Family
Pachycephalosauridae
Reference background: Natural History Museum, London — Dinosaurs; Smithsonian National Museum of Natural History — Dinosaurs; American Museum of Natural History — Dinosaurs & Fossils. Figures are typical published ranges; taxonomy follows the source era and modern consensus is noted where it differs. See our sources & fact-check policy.