Hypsilophodontidae
E930700
Hypsilophodontidae is an extinct family of small, fast, bipedal herbivorous dinosaurs traditionally grouped among the ornithopods and known from the Jurassic and Cretaceous periods.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Hypsilophodon | 2 |
| Hypsilophodontidae canonical | 2 |
| Hypsilophodontidae (historically assigned) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11516881 — 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: Hypsilophodontidae Context triple: [Othnielosaurus, family, Hypsilophodontidae]
-
A.
Hadrosauridae
Hadrosauridae is a family of herbivorous "duck-billed" dinosaurs known for their broad, flattened snouts and often elaborate cranial crests, which thrived during the Late Cretaceous period.
-
B.
Dilophosauridae
Dilophosauridae is a family of early Jurassic theropod dinosaurs characterized by lightly built, bipedal predators with distinctive cranial crests.
-
C.
Saltasauridae
Saltasauridae is a family of small to medium-sized, heavily armored titanosaurs known from the Late Cretaceous and characterized by bony plates (osteoderms) embedded in their skin.
-
D.
Ornithomimus
Ornithomimus was a fast, ostrich-like theropod dinosaur known for its long legs, toothless beak, and likely omnivorous diet during the Late Cretaceous period.
-
E.
Nodosauridae
Nodosauridae is a family of heavily armored, herbivorous ankylosaurian dinosaurs characterized by bony plates and spikes but lacking tail clubs, known from the Late Jurassic to Late Cretaceous.
- 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: Hypsilophodontidae Target entity description: Hypsilophodontidae is an extinct family of small, fast, bipedal herbivorous dinosaurs traditionally grouped among the ornithopods and known from the Jurassic and Cretaceous periods.
-
A.
Hadrosauridae
Hadrosauridae is a family of herbivorous "duck-billed" dinosaurs known for their broad, flattened snouts and often elaborate cranial crests, which thrived during the Late Cretaceous period.
-
B.
Dilophosauridae
Dilophosauridae is a family of early Jurassic theropod dinosaurs characterized by lightly built, bipedal predators with distinctive cranial crests.
-
C.
Saltasauridae
Saltasauridae is a family of small to medium-sized, heavily armored titanosaurs known from the Late Cretaceous and characterized by bony plates (osteoderms) embedded in their skin.
-
D.
Ornithomimus
Ornithomimus was a fast, ostrich-like theropod dinosaur known for its long legs, toothless beak, and likely omnivorous diet during the Late Cretaceous period.
-
E.
Nodosauridae
Nodosauridae is a family of heavily armored, herbivorous ankylosaurian dinosaurs characterized by bony plates and spikes but lacking tail clubs, known from the Late Jurassic to Late Cretaceous.
- F. None of above. chosen
Statements (38)
| Predicate | Object |
|---|---|
| instanceOf |
extinct family of dinosaurs
ⓘ
taxonomic family ⓘ |
| characteristicFeature |
beaked jaws adapted for plant eating
ⓘ
elongate hind limbs ⓘ lightly built skeleton ⓘ short forelimbs ⓘ |
| clade | Ornithopoda ⓘ |
| class | Reptilia ⓘ |
| diet | herbivorous ⓘ |
| fossilDistribution | multiple continents ⓘ |
| habitat | continental environments ⓘ |
| hasMember |
Hypsilophodon foxii
ⓘ
linked to:
Hypsilophodon
Othnielia-like small ornithopods ⓘ |
| historicalUse | wastebasket taxon for small ornithopods ⓘ |
| kingdom | Animalia ⓘ |
| knownFrom | fossil record ⓘ |
| lifestyle | terrestrial ⓘ |
| locomotion | bipedal ⓘ |
| memberOf | Ornithischia ⓘ |
| namedAfter | Hypsilophodon ⓘ |
| order | Ornithischia ⓘ |
| phylum | Chordata ⓘ |
| reproduction | oviparous ⓘ |
| researchTopic |
ornithopod evolution
ⓘ
small-bodied dinosaur locomotion ⓘ |
| scientificDiscipline | paleontology ⓘ |
| status | extinct ⓘ |
| subdivisionOf | Ornithopoda ⓘ |
| superorder | Dinosauria ⓘ |
| taxonomicRank | family ⓘ |
| taxonomicStatus | largely obsolete in modern classifications ⓘ |
| temporalRange |
Cretaceous
ⓘ
Jurassic ⓘ |
| traditionalGrouping | ornithopod dinosaurs ⓘ |
| traditionalPlacement | Ornithopoda ⓘ |
| typeGenus | Hypsilophodon ⓘ |
| typicalBodySize | small ⓘ |
| typicalSpeed | fast ⓘ |
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: Hypsilophodontidae Description of subject: Hypsilophodontidae is an extinct family of small, fast, bipedal herbivorous dinosaurs traditionally grouped among the ornithopods and known from the Jurassic and Cretaceous periods.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Wealden Group of southern England
linked to: Hypsilophodontidae
linked to: Hypsilophodontidae