SAGE MUSEUM
← BACK TO DINOSAURS & DEEP TIME
Early ungulate relative. Representative evidence-type visual; not the exact specimen.
OBJECT DOSSIER · SMITHSONIAN OPEN ACCESS

Early ungulate relative — Uintatherium anceps

SAGE Museum Deep Time scientific dossier
Date / Period
Middle Eocene — Bridgerian · Eocene, Bridgerian.
Object Type
mounted fossil material
Medium
representative_scientific_visual
About This Object

Geologic period: Middle Eocene — Bridgerian

Age: Eocene, Bridgerian.

Feeding: Herbivorous.

Evidence: Skull and skeleton directly preserve its unusual cranial and body anatomy.

Why it matters: Uintatherium illustrates how rapidly large-bodied mammal lineages diversified during the Eocene.

Plain Language Identity: A huge Eocene dinoceratan mammal with prominent skull protuberances and large canine teeth.

What You Are Looking At: Fossil material of Uintatherium anceps, a massive herbivorous mammal unlike any living species.

Ecosystem: Eocene terrestrial ecosystem of Wyoming.

Source Urls: https://naturalhistory.si.edu/visit/virtual-tour/current-exhibits/deep-time-virtual-tour-fossil-list; https://www.si.edu/object/nmnhpaleobiology_3381715

Formation: Bridger Formation

Find Location: Wyoming, United States.

Enrichment Method: SAGE curated research pass; title + scientific name + source scene matched; chronology and taxonomy conflicts retained rather than silently corrected; evidence separated from inference

Scientific name: Uintatherium anceps

Evidence / representation: Representative evidence-type visual; not the exact specimen.

Why It Is In This SAGE Exhibit

Representative evidence-type visual; not the exact specimen.

After the Dinosaurs: Mammals, Ice Ages and the World We Inherited.

Provenance
Smithsonian Deep Time source scene: Life in the Neogene Ocean
Exhibition History
Included in the SAGE Museum Dinosaurs & Deep Time staging exhibit.
Subjects & Themes
Uintatherium anceps Middle Eocene — Bridgerian mounted fossil material Life in the Neogene Ocean After the Dinosaurs
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.