Cloverly Formation
E276412
The Cloverly Formation is an Early Cretaceous geologic formation in the western United States known for its dinosaur fossils and fluvial sedimentary deposits.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Cloverly Formation canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T2509902 — 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: Cloverly Formation Context triple: [Morrison Formation, underlies, Cloverly Formation]
-
A.
Summerville Formation
The Summerville Formation is a Late Jurassic sedimentary rock unit in the western United States, characterized by thin-bedded mudstones and sandstones deposited in tidal flat and coastal environments.
-
B.
Morrison Formation
The Morrison Formation is a vast Late Jurassic sedimentary rock formation in the western United States renowned for its exceptionally rich assemblage of dinosaur fossils, including iconic sauropods and theropods.
-
C.
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.
-
D.
Holston Formation
The Holston Formation is a geologic unit in eastern Tennessee renowned for its high-quality crystalline limestone commonly marketed as Tennessee marble and widely used in prominent architectural projects.
-
E.
Kellaways Formation
The Kellaways Formation is a Middle Jurassic geological formation in England composed mainly of sandstones and mudstones, representing shallow marine and deltaic environments.
- 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: Cloverly Formation Target entity description: The Cloverly Formation is an Early Cretaceous geologic formation in the western United States known for its dinosaur fossils and fluvial sedimentary deposits.
-
A.
Summerville Formation
The Summerville Formation is a Late Jurassic sedimentary rock unit in the western United States, characterized by thin-bedded mudstones and sandstones deposited in tidal flat and coastal environments.
-
B.
Morrison Formation
The Morrison Formation is a vast Late Jurassic sedimentary rock formation in the western United States renowned for its exceptionally rich assemblage of dinosaur fossils, including iconic sauropods and theropods.
-
C.
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.
-
D.
Holston Formation
The Holston Formation is a geologic unit in eastern Tennessee renowned for its high-quality crystalline limestone commonly marketed as Tennessee marble and widely used in prominent architectural projects.
-
E.
Kellaways Formation
The Kellaways Formation is a Middle Jurassic geological formation in England composed mainly of sandstones and mudstones, representing shallow marine and deltaic environments.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
geologic formation
ⓘ
sedimentary rock unit ⓘ |
| age |
Albian
ⓘ
Aptian ⓘ |
| colorCharacteristic | variegated ⓘ |
| containsFossilsOf |
crocodyliforms
ⓘ
dinosauria ⓘ fish ⓘ mammals ⓘ ornithopod dinosaurs ⓘ sauropod dinosaurs ⓘ theropod dinosaurs ⓘ turtles ⓘ |
| containsSedimentaryStructures |
cross-bedding
ⓘ
mud cracks ⓘ ripple marks ⓘ |
| continent | North America ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| depositionalEnvironment |
floodplain
ⓘ
fluvial ⓘ |
| fossilPreservationType |
bone beds
ⓘ
isolated skeletal elements ⓘ |
| geologicPeriod | Early Cretaceous ⓘ |
| hasEconomicUse | minor construction materials ⓘ |
| lithology |
conglomerate
ⓘ
mudstone ⓘ sandstone ⓘ shale ⓘ siltstone ⓘ |
| locatedInRegion | western United States ⓘ |
| locatedInState |
Montana
ⓘ
South Dakota ⓘ Utah ⓘ Wyoming ⓘ |
| namedFor | Cloverly, Wyoming ⓘ |
| notableFor |
dinosaur fossils
ⓘ
vertebrate fossil assemblages ⓘ |
| overlies | Morrison Formation ⓘ |
| paleogeography | continental interior basin ⓘ |
| researchField |
paleontology
ⓘ
sedimentology ⓘ stratigraphy ⓘ |
| rockType | clastic sedimentary rocks ⓘ |
| stratigraphicUnitOf | Rocky Mountain region ⓘ |
| underlies | Thermopolis Shale ⓘ |
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: Cloverly Formation Description of subject: The Cloverly Formation is an Early Cretaceous geologic formation in the western United States known for its dinosaur fossils and fluvial sedimentary deposits.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.