Dinosaurs · Ceratopsian
Pachyrhinosaurus
Say it pack-ee-RINE-oh-sore-us. The name means ‘thick-nosed lizard’.
- Length
- 8 m
- Weight
- 4 tonnes
- Diet
- Plant-eater
- When
- Late Cretaceous74 to 68 million years ago
- Fossils found in
- Canada, USA
- Named by
- Sternberg (1950)
- Family tree
- Dinosauria › Ornithischia › Ceratopsidae › Centrosaurinae
Ceratopsians. Horned and frilled plant-eaters, such as Triceratops. See all 29
Lived at the same time
- Chirostenotes · same country
- Dryptosaurus · same country
- Edmontosaurus · same country
- Ornithomimus · same country
- Thescelosaurus · same country
- Achelousaurus · same country
- Anchiceratops · same country
- Arrhinoceratops · same country
Other ceratopsians
- Anchiceratops Late Cretaceous
- Einiosaurus Late Cretaceous
- Protoceratops Late Cretaceous
- Arrhinoceratops Late Cretaceous
- Centrosaurus Late Cretaceous
- Chasmosaurus Late Cretaceous
- Pentaceratops Late Cretaceous
- Styracosaurus Late Cretaceous
Source: Pachyrhinosaurus in the Natural History Museum Dino Directory, read 12 November 2026. Sizes are the museum's estimates for a typical adult. "Lived at the same time" lists dinosaurs whose dates overlap, which does not always mean they met.