Two Medicine Formation
E1147688
UNEXPLORED
The Two Medicine Formation is a Late Cretaceous geological formation in Montana and Alberta renowned for its rich dinosaur fossils and evidence of ancient terrestrial ecosystems.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Two Medicine Formation canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T15239155 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Two Medicine Formation Context triple: [Western Interior Basin, includesFormation, Two Medicine Formation]
-
A.
Sundance Formation
The Sundance Formation is a Middle to Late Jurassic marine sedimentary rock unit in the western United States, known for its shallow sea deposits that underlie the dinosaur-rich Morrison Formation.
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B.
Wasatch Formation
The Wasatch Formation is an early Eocene sedimentary rock unit in the western United States, noted for its fluvial deposits and rich fossil record documenting post-dinosaur mammalian evolution.
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C.
Kiowa Formation
The Kiowa Formation is a Cretaceous geologic unit in the central United States, known for its marine sediments that record an early transgression of the Western Interior Seaway.
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D.
Claron Formation
The Claron Formation is a geologic rock unit of colorful limestones and mudstones best known for forming the striking hoodoos and cliffs of Bryce Canyon and other parts of the Paunsaugunt Plateau in southern Utah.
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E.
Dakota Formation
The Dakota Formation is a widespread Cretaceous sedimentary rock unit in North America, noted for its sandstone deposits that record the advance of the Western Interior Seaway and preserve abundant plant and dinosaur fossils.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Two Medicine Formation Target entity description: The Two Medicine Formation is a Late Cretaceous geological formation in Montana and Alberta renowned for its rich dinosaur fossils and evidence of ancient terrestrial ecosystems.
-
A.
Sundance Formation
The Sundance Formation is a Middle to Late Jurassic marine sedimentary rock unit in the western United States, known for its shallow sea deposits that underlie the dinosaur-rich Morrison Formation.
-
B.
Wasatch Formation
The Wasatch Formation is an early Eocene sedimentary rock unit in the western United States, noted for its fluvial deposits and rich fossil record documenting post-dinosaur mammalian evolution.
-
C.
Kiowa Formation
The Kiowa Formation is a Cretaceous geologic unit in the central United States, known for its marine sediments that record an early transgression of the Western Interior Seaway.
-
D.
Claron Formation
The Claron Formation is a geologic rock unit of colorful limestones and mudstones best known for forming the striking hoodoos and cliffs of Bryce Canyon and other parts of the Paunsaugunt Plateau in southern Utah.
-
E.
Dakota Formation
The Dakota Formation is a widespread Cretaceous sedimentary rock unit in North America, noted for its sandstone deposits that record the advance of the Western Interior Seaway and preserve abundant plant and dinosaur fossils.
- F. None of above. chosen
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.