South Dakota fossil beds
E1390495
UNEXPLORED
South Dakota fossil beds are rich paleontological sites in the U.S. Great Plains known for preserving numerous Oligocene and Miocene fossils, including early beaver-like mammals such as Palaeocastor.
All labels observed (2)
| Label | Occurrences |
|---|---|
| South Dakota Badlands | 1 |
| South Dakota fossil beds canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T19676075 — 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: South Dakota fossil beds Context triple: [Palaeocastor, foundIn, South Dakota fossil beds]
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A.
Florissant Fossil Beds National Monument
Florissant Fossil Beds National Monument is a protected area in central Colorado renowned for its exceptionally well-preserved Eocene-era plant and insect fossils, including large petrified redwood stumps.
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B.
Mazon Creek fossil beds
Mazon Creek fossil beds are a renowned Pennsylvanian-age Lagerstätte in Illinois famous for exceptionally well-preserved soft-bodied plants and animals within ironstone concretions.
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C.
Cleveland-Lloyd Dinosaur Quarry
The Cleveland-Lloyd Dinosaur Quarry is a famous Jurassic fossil site in Utah known for its exceptionally dense concentration of dinosaur bones, particularly those of Allosaurus.
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D.
Agate Fossil Beds National Monument
Agate Fossil Beds National Monument is a protected area in western Nebraska renowned for its exceptionally rich Miocene-era fossil deposits and preserved prairie landscape.
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E.
Fossil Butte National Monument
Fossil Butte National Monument is a protected area in southwestern Wyoming renowned for its exceptionally well-preserved Eocene-era fossil beds, especially fossil fish.
- 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: South Dakota fossil beds Target entity description: South Dakota fossil beds are rich paleontological sites in the U.S. Great Plains known for preserving numerous Oligocene and Miocene fossils, including early beaver-like mammals such as Palaeocastor.
-
A.
Florissant Fossil Beds National Monument
Florissant Fossil Beds National Monument is a protected area in central Colorado renowned for its exceptionally well-preserved Eocene-era plant and insect fossils, including large petrified redwood stumps.
-
B.
Mazon Creek fossil beds
Mazon Creek fossil beds are a renowned Pennsylvanian-age Lagerstätte in Illinois famous for exceptionally well-preserved soft-bodied plants and animals within ironstone concretions.
-
C.
Cleveland-Lloyd Dinosaur Quarry
The Cleveland-Lloyd Dinosaur Quarry is a famous Jurassic fossil site in Utah known for its exceptionally dense concentration of dinosaur bones, particularly those of Allosaurus.
-
D.
Agate Fossil Beds National Monument
Agate Fossil Beds National Monument is a protected area in western Nebraska renowned for its exceptionally rich Miocene-era fossil deposits and preserved prairie landscape.
-
E.
Fossil Butte National Monument
Fossil Butte National Monument is a protected area in southwestern Wyoming renowned for its exceptionally well-preserved Eocene-era fossil beds, especially fossil fish.
- F. None of above. chosen
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: South Dakota fossil beds