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277 / Mesozoic
Lambeosaurus
Lambeosaurus lambei
Its hatchet-shaped hollow crest changed dramatically as the animal matured.
- Time range
- About 76–75 million years ago
- Final stage
- Late Cretaceous
- Geographic range
- Rivers and coastal forests · Alberta, Canada
01 / DEFINITION & ECOLOGY
What was Lambeosaurus?
Lambeosaurus (Lambeosaurus lambei) was an extinct organism known from About 76–75 million years ago, with a range in Rivers and coastal forests · Alberta, Canada.
Life and ecology
Lambeosaurus was a herd-forming hadrosaur whose nasal passages ran through the crest, likely combining visual and acoustic signals.
02 / DISAPPEARANCE
Why did Lambeosaurus disappear?
Late Cretaceous habitat and dinosaur turnover replaced this regional species.
03 / EVIDENCE
How do scientists know about Lambeosaurus?
Skulls from juveniles to adults document crest growth, while skeletons and skin preserve posture and scales.
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