Dryosaurus
E283830
Dryosaurus was a small, fast, plant-eating ornithopod dinosaur from the Late Jurassic period, known for its long legs and lightweight build.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Dryosaurus canonical | 3 |
| Dryosaurus altus | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2509913 — 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: Dryosaurus Context triple: [Morrison Formation, containsFossilTaxon, Dryosaurus]
-
A.
Stegosaurus
Stegosaurus is a large, herbivorous, plated dinosaur from the Late Jurassic period, recognizable by the distinctive double row of bony plates along its back and spiked tail.
-
B.
Camarasaurus
Camarasaurus was a large, long-necked herbivorous sauropod dinosaur from the Late Jurassic period of North America.
-
C.
Allosaurus
Allosaurus was a large, carnivorous theropod dinosaur of the Late Jurassic period, known as one of the top predators of its ecosystem in what is now North America.
-
D.
Dilophosaurus
Dilophosaurus is a crested theropod dinosaur from the Early Jurassic period, popularly depicted in the Jurassic Park franchise.
-
E.
Apatosaurus
Apatosaurus is a large, long-necked sauropod dinosaur from the Late Jurassic of North America, known for its massive body, long tail, and historically confused taxonomy with Brontosaurus.
- 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: Dryosaurus Target entity description: Dryosaurus was a small, fast, plant-eating ornithopod dinosaur from the Late Jurassic period, known for its long legs and lightweight build.
-
A.
Stegosaurus
Stegosaurus is a large, herbivorous, plated dinosaur from the Late Jurassic period, recognizable by the distinctive double row of bony plates along its back and spiked tail.
-
B.
Camarasaurus
Camarasaurus was a large, long-necked herbivorous sauropod dinosaur from the Late Jurassic period of North America.
-
C.
Allosaurus
Allosaurus was a large, carnivorous theropod dinosaur of the Late Jurassic period, known as one of the top predators of its ecosystem in what is now North America.
-
D.
Dilophosaurus
Dilophosaurus is a crested theropod dinosaur from the Early Jurassic period, popularly depicted in the Jurassic Park franchise.
-
E.
Apatosaurus
Apatosaurus is a large, long-necked sauropod dinosaur from the Late Jurassic of North America, known for its massive body, long tail, and historically confused taxonomy with Brontosaurus.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
dinosaur
ⓘ
genus ⓘ ornithopod dinosaur ⓘ species ⓘ |
| bodyMass | small ⓘ |
| clade |
Neornithischia
ⓘ
linked to:
Ornithischia
Ornithopoda ⓘ |
| coexistedWith |
Allosaurus
ⓘ
Stegosaurus ⓘ |
| diet |
herbivorous
ⓘ
plant-eating ⓘ |
| ecologicalRole | small to medium-sized herbivore ⓘ |
| etymology | oak lizard ⓘ |
| family | Dryosauridae ⓘ |
| feedingAdaptation |
battery of leaf-shaped teeth
ⓘ
beak for cropping vegetation ⓘ |
| formation |
Morrison Formation
ⓘ
Tendaguru Formation ⓘ |
| fossilFirstFoundIn | Morrison Formation ⓘ |
| fossilType | skeletal remains ⓘ |
| geologicalPeriod | Jurassic ⓘ |
| habitat | terrestrial ⓘ |
| livedDuring |
Kimmeridgian
ⓘ
linked to:
Kimmeridgian stage
Tithonian ⓘ |
| livedIn |
Colorado
ⓘ
North America ⓘ Tanzania ⓘ United States ⓘ
linked to:
United States of America
Utah ⓘ |
| locomotion |
bipedal
ⓘ
cursorial ⓘ |
| namedBy | Othniel Charles Marsh ⓘ |
| nameMeaningLanguage | Greek ⓘ |
| notableFeature |
cheek teeth adapted for chewing plants
ⓘ
lightweight build ⓘ long legs ⓘ narrow beak ⓘ stiffened tail ⓘ |
| order | Ornithischia ⓘ |
| paleoenvironment | floodplain ecosystems ⓘ |
| parentTaxon | Dryosaurus ⓘ |
| reproduction | oviparous ⓘ |
| size | about 2 to 4 meters in length ⓘ |
| speed | fast-running ⓘ |
| tailFunction | counterbalance during running ⓘ |
| taxonRank | genus ⓘ |
| temporalRange | Late Jurassic ⓘ |
| typeSpecies |
Dryosaurus altus
ⓘ
linked to:
Dryosaurus
|
| yearDescribed | 1878 ⓘ |
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: Dryosaurus Description of subject: Dryosaurus was a small, fast, plant-eating ornithopod dinosaur from the Late Jurassic period, known for its long legs and lightweight build.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.