Hylaeosaurus
E820848
Hylaeosaurus is an early armored dinosaur from the Early Cretaceous of England, notable as one of the first dinosaurs ever described scientifically and recognized for its heavy body armor and spines.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Hylaeosaurus canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9782538 — 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: Hylaeosaurus Context triple: [Crystal Palace Dinosaurs, depicts, Hylaeosaurus]
-
A.
Daspletosaurus
Daspletosaurus was a large, carnivorous tyrannosaurid dinosaur from the Late Cretaceous of North America, known as a powerful apex predator with a massive skull and robust teeth.
-
B.
Othnielosaurus
Othnielosaurus is a small, bipedal ornithischian dinosaur from the Late Jurassic of North America, known for its lightly built body and herbivorous diet.
-
C.
Thescelosaurus neglectus
Thescelosaurus neglectus is a small, herbivorous ornithischian dinosaur from the Late Cretaceous of North America, known for its robust limbs and association with some of the last dinosaur faunas before the mass extinction.
-
D.
Camptosaurus
Camptosaurus is a genus of herbivorous, beaked ornithopod dinosaurs from the Late Jurassic of North America, known for its relatively robust build and ability to walk on both two and four legs.
-
E.
Alamosaurus
Alamosaurus is a large, long-necked sauropod dinosaur from Late Cretaceous North America, known as one of the last and largest dinosaurs to have lived there before the mass extinction.
- 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: Hylaeosaurus Target entity description: Hylaeosaurus is an early armored dinosaur from the Early Cretaceous of England, notable as one of the first dinosaurs ever described scientifically and recognized for its heavy body armor and spines.
-
A.
Daspletosaurus
Daspletosaurus was a large, carnivorous tyrannosaurid dinosaur from the Late Cretaceous of North America, known as a powerful apex predator with a massive skull and robust teeth.
-
B.
Othnielosaurus
Othnielosaurus is a small, bipedal ornithischian dinosaur from the Late Jurassic of North America, known for its lightly built body and herbivorous diet.
-
C.
Thescelosaurus neglectus
Thescelosaurus neglectus is a small, herbivorous ornithischian dinosaur from the Late Cretaceous of North America, known for its robust limbs and association with some of the last dinosaur faunas before the mass extinction.
-
D.
Camptosaurus
Camptosaurus is a genus of herbivorous, beaked ornithopod dinosaurs from the Late Jurassic of North America, known for its relatively robust build and ability to walk on both two and four legs.
-
E.
Alamosaurus
Alamosaurus is a large, long-necked sauropod dinosaur from Late Cretaceous North America, known as one of the last and largest dinosaurs to have lived there before the mass extinction.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
ankylosaurian dinosaur
ⓘ
armored dinosaur ⓘ dinosaur ⓘ fossil taxon ⓘ |
| bodyArmor | heavy osteoderms ⓘ |
| clade | Dinosauria NERFINISHED ⓘ |
| contemporaneousWith |
Iguanodon
NERFINISHED
ⓘ
Megalosaurus NERFINISHED ⓘ |
| defensiveAdaptation | spines and armor ⓘ |
| describedBy | Gideon Mantell NERFINISHED ⓘ |
| diet | herbivorous ⓘ |
| displayedAt | Natural History Museum, London NERFINISHED ⓘ |
| environment | terrestrial ⓘ |
| estimatedLength | 4–5 meters ⓘ |
| extinctionStatus | extinct ⓘ |
| family | Nodosauridae NERFINISHED ⓘ |
| feedingStyle | low-browsing herbivore ⓘ |
| fossilDiscoveryCentury | 19th century ⓘ |
| fossilMaterial | partial skeleton ⓘ |
| fossilsFoundAt | Tilgate Forest NERFINISHED ⓘ |
| fossilsFoundIn | Wealden Group NERFINISHED ⓘ |
| geologicalAge | Valanginian NERFINISHED ⓘ |
| geologicalPeriod | Early Cretaceous NERFINISHED ⓘ |
| habitat | lowland floodplains ⓘ |
| hasAnatomicalFeature |
bony plates
ⓘ
dorsal spines ⓘ |
| historicalSignificance | one of the first dinosaurs described scientifically ⓘ |
| includedIn | original three genera used to define Dinosauria ⓘ |
| kingdom | Animalia ⓘ |
| knownFrom | fragmentary remains ⓘ |
| livedIn |
England
NERFINISHED
ⓘ
Europe NERFINISHED ⓘ |
| locomotion | quadrupedal ⓘ |
| namedBy | Gideon Mantell NERFINISHED ⓘ |
| notableCharacteristic | heavy body armor and spines ⓘ |
| order | Ornithischia NERFINISHED ⓘ |
| partOf | British dinosaur fauna ⓘ |
| phylum | Chordata ⓘ |
| reproduction | oviparous ⓘ |
| size | medium-sized dinosaur ⓘ |
| suborder | Thyreophora NERFINISHED ⓘ |
| tail | armored ⓘ |
| taxonRank | genus ⓘ |
| typeSpecies | Hylaeosaurus armatus NERFINISHED ⓘ |
| yearDescribed | 1833 ⓘ |
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: Hylaeosaurus Description of subject: Hylaeosaurus is an early armored dinosaur from the Early Cretaceous of England, notable as one of the first dinosaurs ever described scientifically and recognized for its heavy body armor and spines.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.