Cleveland-Lloyd Dinosaur Quarry
E273054
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.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Cleveland-Lloyd Dinosaur Quarry canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T2509916 — 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: Cleveland-Lloyd Dinosaur Quarry Context triple: [Morrison Formation, notableLocality, Cleveland-Lloyd Dinosaur Quarry]
-
A.
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.
-
B.
Hall of Fossils
The Hall of Fossils is a major exhibition space showcasing prehistoric life through dinosaur skeletons, ancient plants, and other fossilized organisms.
-
C.
Fossil Bluff
Fossil Bluff is a British Antarctic Survey research station on Alexander Island in Antarctica, primarily used as a logistics and refuelling hub for scientific field operations.
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D.
Hell Creek Formation
The Hell Creek Formation is a famous Late Cretaceous rock unit in North America renowned for its exceptionally rich dinosaur fossils, including iconic specimens like Tyrannosaurus rex and Triceratops.
-
E.
Chinle Formation
The Chinle Formation is a Late Triassic geologic formation in the southwestern United States, renowned for its colorful badlands, rich fossil beds, and extensive petrified wood deposits.
- 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: Cleveland-Lloyd Dinosaur Quarry Target entity description: 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.
-
A.
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.
-
B.
Hall of Fossils
The Hall of Fossils is a major exhibition space showcasing prehistoric life through dinosaur skeletons, ancient plants, and other fossilized organisms.
-
C.
Fossil Bluff
Fossil Bluff is a British Antarctic Survey research station on Alexander Island in Antarctica, primarily used as a logistics and refuelling hub for scientific field operations.
-
D.
Hell Creek Formation
The Hell Creek Formation is a famous Late Cretaceous rock unit in North America renowned for its exceptionally rich dinosaur fossils, including iconic specimens like Tyrannosaurus rex and Triceratops.
-
E.
Chinle Formation
The Chinle Formation is a Late Triassic geologic formation in the southwestern United States, renowned for its colorful badlands, rich fossil beds, and extensive petrified wood deposits.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
dinosaur fossil site
ⓘ
fossil quarry ⓘ paleontological site ⓘ tourist attraction ⓘ |
| alsoKnownAs | Cleveland-Lloyd Quarry ⓘ |
| approximateDistanceFrom | about 30 miles south of Price, Utah ⓘ |
| climateAtSite | semi-arid ⓘ |
| contains |
articulated dinosaur skeletons
ⓘ
bonebed with high predator-to-prey ratio ⓘ disarticulated dinosaur bones ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| designatedAsNationalNaturalLandmarkIn | 1965 ⓘ |
| designation | National Natural Landmark ⓘ |
| discoveredIn | 1920s ⓘ |
| dominantTaxonByAbundance | Allosaurus ⓘ |
| firstMajorExcavations | 1927 ⓘ |
| fossilType |
dinosaur bones
ⓘ
vertebrate fossils ⓘ |
| geologicalAge | Late Jurassic ⓘ |
| geologicalPeriod | Jurassic ⓘ |
| hasEducationalPrograms | true ⓘ |
| hasInterpretiveTrails | true ⓘ |
| hasOnSiteExhibits | dinosaur skeletons and casts ⓘ |
| hasVisitorCenter | true ⓘ |
| knownFor |
exceptionally dense concentration of dinosaur bones
ⓘ
large number of Allosaurus fossils ⓘ |
| locatedIn |
Emery County, Utah
ⓘ
Utah ⓘ |
| managedBy |
U.S. Bureau of Land Management
ⓘ
surface form:
Bureau of Land Management
|
| notableTaxon |
Allosaurus
ⓘ
surface form:
Allosaurus fragilis
Camarasaurus ⓘ Ceratosaurus ⓘ Marshosaurus ⓘ Stegosaurus ⓘ Stokesosaurus ⓘ Torvosaurus ⓘ |
| numberOfFossilsRecovered | over 12,000 bones ⓘ |
| openToPublic | true ⓘ |
| operatedAs | outdoor museum ⓘ |
| partOf | Morrison Formation ⓘ |
| region | central Utah ⓘ |
| researchFocus |
dinosaur taphonomy
ⓘ
paleoecology of the Morrison Formation ⓘ |
| rockUnit |
Morrison Formation
ⓘ
surface form:
Brushy Basin Member of the Morrison Formation
|
| timeSpanOfExcavations | from 1920s to present ⓘ |
| usedFor |
paleontological research
ⓘ
university field courses ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Cleveland-Lloyd Dinosaur Quarry Description of subject: 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.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.