OBJECT DOSSIER · SMITHSONIAN OPEN ACCESS

Hadrosaurid dinosaur — Prosaurolophus maximus

SAGE Museum Deep Time scientific dossier

Artist / Creator

Daderot

Date / Period

Late Cretaceous — Campanian · Late Cretaceous, Campanian.

Object Type

skull

Medium

unknown_needs_review

About This Object

Geologic period: Late Cretaceous — Campanian

Age: Late Cretaceous, Campanian.

Feeding: Herbivorous.

Locomotion: Terrestrial; hadrosaurids could use both two-legged and four-legged postures.

Body plan: Large hadrosaurid with a broad beak, dental batteries and a low solid crest on the skull.

Evidence: Skull, beak region and dental batteries are direct evidence. Exact preferred plants are not.

Why it matters: The skull shows one of the most advanced plant-processing systems among dinosaurs: a broad cropping beak combined with large batteries of replacement teeth.

Plain Language Identity: A large Campanian hadrosaurid, or duck-billed dinosaur.

What You Are Looking At: A complete fossil skull with teeth.

Ecosystem: Dinosaur Park Formation ecosystem.

Formation: Dinosaur Park Formation.

Find Location: Alberta, Canada.

Preservation: Mounted original fossil skull.

Open Questions: Do not turn skull shape into unsupported claims about exact calls, social signals or behavior.

Source Urls: https://naturalhistory.si.edu/visit/virtual-tour/current-exhibits/deep-time-virtual-tour-fossil-list; https://www.si.edu/object/prosaurolophus-maximus-brown-1916:nmnhpaleobiology_3440890

Enrichment Method: SAGE curated research pass; title + scientific name + source scene matched; comparative chronology retained; evidence separated from inference

Scientific name: Prosaurolophus maximus

Evidence / representation: comparative_taxon_visual

Why It Is In This SAGE Exhibit

comparative_taxon_visual

Cretaceous Worlds: Dinosaurs at Their Most Diverse.

Provenance

Smithsonian Deep Time source scene: Dinosaur Diversity Peaks / Cretaceous Seas 2

Visual source institution: Wikimedia Commons

Exhibition History

Included in the SAGE Museum Dinosaurs & Deep Time staging exhibit.

Collection & Credit

Media license: CC0

http://creativecommons.org/publicdomain/zero/1.0/deed.en

Subjects & Themes

Prosaurolophus maximus Late Cretaceous — Campanian skull Dinosaur Diversity Peaks / Cretaceous Seas 2 Cretaceous Worlds

ORIGINAL COLLECTION SOURCE

This object page stays inside SAGE Museum. The Smithsonian link below is provided only as the original scholarly collection record. It opens separately.

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