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Fossil Atlas: Specimen ProfileCatalog FA·THER·1948
Plate 30 · Herbivore

TherizinosaurusFossil map and specimen profile

Binomial Therizinosaurus cheloniformis · THER-ih-zin-oh-SORE-us

Late Cretaceous - 70-66 Ma

Classification
Therizinosaur dinosaur
Family
Therizinosauridae
Genus / Species
Therizinosaurus cheloniformis
Diet
Herbivore
Range
Mongolia, especially Nemegt Formation context in the current atlas.
Illustrated reconstruction of TherizinosaurusIllustration
Plate 30 · illustration onlyFA·THER·1948
Quick provenance answer

Where have Therizinosaurus fossils been found?

Therizinosaurus fossil records in Fossil Atlas are mapped as selected modern discovery locations, with 1 source-backed records currently shown. Mongolia, especially Nemegt Formation context in the current atlas. Key mapped formations in the current dataset include Nemegt Formation. These pins are fossil record locations, not a complete ancient habitat map.

This remains a specimen profile: the reconstruction, measurements, field account, and evidence sections stay intact. The fossil-map answer is surfaced here so visitors from search can orient themselves before reading the full dossier.

Mapped records
1
Modern range note
Mongolia, especially Nemegt Formation context in the current atlas.
Key formations
Nemegt Formation
Map caveat
Modern fossil locations, not ancient habitat.
Field account

Therizinosaurus was a large, long-clawed therizinosaurid from Late Cretaceous Mongolia. Fossil Atlas links it to Nemegt Formation context with clear caveats around fragmentary evidence.

Built to scale

Size against a person

Drawn true to scale on a metre ruler.

0 m2468101214161820222426
Therizinosaurus, 10 m (33 ft)Adult human, 1.8 m6× longer than a person is tall
Field measurements

Measurements & capabilities

MeasuredEstimate

Length

measured

10 m · 33 ft

Largest known specimens

Height

measured

5 m (16 ft)

Body mass

estimate

5,000 kg · 11,000 lb

Typical adult

Top speed

estimate

24 km/h · 15 mph

Modelled, debated

Known from

Fossil evidence

01Giant hand claws
02Forelimb bones
03Partial limb material
04Therizinosaurid fossils
Key formations
Nemegt Formation
Geologic timeline

When they lived

Position of this animal’s known range across 252 million years of the Mesozoic and beyond.

252 MaToday

70-66 million years ago

From the notebook

Field notes

01

Therizinosaurus had some of the longest manual claws known among dinosaurs.

02

Despite being a theropod, it is usually interpreted as herbivorous or mostly herbivorous.

03

Its page makes the Nemegt Formation feel more distinctive than a tyrannosaur-only cluster.

Modern discovery map

Therizinosaurus fossil discovery map

Pins show selected fossil records for Therizinosaurus; use them as modern discovery evidence, not a complete range map. Modern fossil discovery map: pins show where selected fossil and specimen records were found today, not ancient Earth positions. What does this mean?

Modern Fossil Discovery Map

Specimen evidence

Museum media and models

No open specimen media or embeddable model assets are available in the local enrichment data yet.

Research notes

Therizinosaurus fossil map FAQ

Where have Therizinosaurus fossils been found?

Therizinosaurus is represented here by selected fossil records from mongolia, especially nemegt formation context in the current atlas. Fossil Atlas maps those records as modern discovery locations.

Is this map where Therizinosaurus lived?

No. The map shows modern fossil discovery locations from selected records. Ancient habitat and paleogeographic reconstructions are separate questions.

What formation is Therizinosaurus associated with here?

The current Fossil Atlas records include Nemegt Formation. Formation coverage depends on the selected dataset and may not be complete.

Can I make a Therizinosaurus expedition card?

Yes. Use the expedition card generator to turn the Therizinosaurus map and specimen profile into a shareable card.

Data sources

Attribution

Caveats

Important notes

Selected fossil records from PBDB and museum biodiversity aggregators. Source labels and confidence notes help distinguish canonical paleobiology records from specimen-media records.

Reconstruction images are labeled illustrations and do not represent fossil evidence. Size, speed, and bite-force figures are typical published estimates and remain subject to revision as new specimens are described.

Trust note

Selected source-backed records

Maps use curated PBDB, museum, and specimen-source records with visible caveats.

Trust note

Modern discovery locations

Pins show where fossils were found or reported today, not exact ancient habitat positions.

Trust note

Reconstruction is not evidence

Artwork is labeled separately from specimen photos, maps, and source records.

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