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227 / Mesozoic
Styracosaurus
Styracosaurus albertensis
A huge nasal horn and long spikes radiating from the frill made one of the most dramatic ceratopsian heads.
- Time range
- About 76.5–75 million years ago
- Final stage
- Late Cretaceous
- Geographic range
- Coastal plains · Alberta, Canada
01 / DEFINITION & ECOLOGY
What was Styracosaurus?
Styracosaurus (Styracosaurus albertensis) was an extinct organism known from About 76.5–75 million years ago, with a range in Coastal plains · Alberta, Canada.
Life and ecology
Styracosaurus cropped low plants with a beak and dental batteries. Horns likely combined display, recognition and defense; bonebeds record group accumulation.
02 / DISAPPEARANCE
Why did Styracosaurus disappear?
Retreating seaways, changing rivers and ceratopsian turnover removed the genus before the Cretaceous ended.
03 / EVIDENCE
How do scientists know about Styracosaurus?
Numerous skulls, bonebeds and growth stages show variation in frill spikes, while worn teeth reveal intensive feeding.
04 / SOURCES & FURTHER READING
Check the source record
Use the scientific name to compare taxonomy, occurrence records and the fossil record. Database coverage and classifications may differ.
05 / REVISION HISTORY
How has this record changed?
- Verified authoritative entity sources and added three responsive reconstruction sizes.
- Initial bilingual species record published.
06 / CORRECTIONS & ADDITIONS