Dromaeosaurus
E517255
Dromaeosaurus was a small, carnivorous dromaeosaurid dinosaur from the Late Cretaceous of North America, closely related to other “raptor” dinosaurs and known for its sickle-shaped toe claw and likely agile, predatory lifestyle.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Dromaeosaurus canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T5278194 — 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: Dromaeosaurus Context triple: [Velociraptor, relatedTaxon, Dromaeosaurus]
-
A.
Deinonychus
Deinonychus is a medium-sized, sickle-clawed dromaeosaurid theropod dinosaur known for its agility, predatory behavior, and role in reshaping scientific views on dinosaur activity and intelligence.
-
B.
Utahraptor
Utahraptor is a large, heavily built dromaeosaurid theropod dinosaur known for its formidable sickle-shaped toe claws and predatory lifestyle during the Early Cretaceous period in what is now North America.
-
C.
Troodon
Troodon was a small, bird-like, highly intelligent theropod dinosaur known for its large eyes, grasping hands, and serrated teeth, which suggest an active, possibly omnivorous lifestyle.
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D.
Coelophysis
Coelophysis was a small, lightly built, carnivorous dinosaur from the Late Triassic period, known for being one of the earliest well-documented theropods.
-
E.
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.
- 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: Dromaeosaurus Target entity description: Dromaeosaurus was a small, carnivorous dromaeosaurid dinosaur from the Late Cretaceous of North America, closely related to other “raptor” dinosaurs and known for its sickle-shaped toe claw and likely agile, predatory lifestyle.
-
A.
Deinonychus
Deinonychus is a medium-sized, sickle-clawed dromaeosaurid theropod dinosaur known for its agility, predatory behavior, and role in reshaping scientific views on dinosaur activity and intelligence.
-
B.
Utahraptor
Utahraptor is a large, heavily built dromaeosaurid theropod dinosaur known for its formidable sickle-shaped toe claws and predatory lifestyle during the Early Cretaceous period in what is now North America.
-
C.
Troodon
Troodon was a small, bird-like, highly intelligent theropod dinosaur known for its large eyes, grasping hands, and serrated teeth, which suggest an active, possibly omnivorous lifestyle.
-
D.
Coelophysis
Coelophysis was a small, lightly built, carnivorous dinosaur from the Late Triassic period, known for being one of the earliest well-documented theropods.
-
E.
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.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
coelurosaurian dinosaur
ⓘ
dromaeosaurid dinosaur ⓘ prehistoric carnivorous animal ⓘ theropod dinosaur ⓘ |
| belongsToSubfamily | Dromaeosaurinae NERFINISHED ⓘ |
| bodySize | small ⓘ |
| clade |
Coelurosauria
NERFINISHED
ⓘ
Deinonychosauria NERFINISHED ⓘ Paraves NERFINISHED ⓘ |
| class | Reptilia NERFINISHED ⓘ |
| closelyRelatedTo |
Deinonychus
NERFINISHED
ⓘ
Saurornitholestes NERFINISHED ⓘ Velociraptor NERFINISHED ⓘ |
| diet | carnivorous ⓘ |
| ecologicalLifestyle | agile ground-dwelling predator ⓘ |
| estimatedLength | about 2 meters ⓘ |
| estimatedMass | about 15 kilograms ⓘ |
| family | Dromaeosauridae NERFINISHED ⓘ |
| fossilCountry | Canada NERFINISHED ⓘ |
| fossilFormation | Dinosaur Park Formation NERFINISHED ⓘ |
| fossilProvinceOrState | Alberta NERFINISHED ⓘ |
| fossilRecord | known primarily from fragmentary remains ⓘ |
| geologicalAge | Campanian NERFINISHED ⓘ |
| geologicalPeriod | Late Cretaceous NERFINISHED ⓘ |
| kingdom | Animalia ⓘ |
| likelyHuntingStrategy | active predation on small to medium-sized vertebrates ⓘ |
| livedIn | North America NERFINISHED ⓘ |
| locomotion | bipedal ⓘ |
| namedBy |
Barnum Brown
NERFINISHED
ⓘ
William Diller Matthew NERFINISHED ⓘ |
| notableAnatomicalFeature |
relatively robust skull for a dromaeosaurid
ⓘ
sharp serrated teeth ⓘ sickle-shaped enlarged second toe claw ⓘ stiffened tail used for balance ⓘ |
| order | Saurischia NERFINISHED ⓘ |
| phylum | Chordata ⓘ |
| suborder | Theropoda NERFINISHED ⓘ |
| tailFunction | balance and agility during movement ⓘ |
| taxonRank | genus ⓘ |
| temporalRangeEnd | about 72 million years ago ⓘ |
| temporalRangeStart | about 76 million years ago ⓘ |
| toeClawFunction | grasping or slashing prey ⓘ |
| toothMorphology | relatively large teeth with strong serrations ⓘ |
| trophicRole | predator ⓘ |
| typeSpecies | Dromaeosaurus albertensis NERFINISHED ⓘ |
| yearDescribed | 1922 ⓘ |
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: Dromaeosaurus Description of subject: Dromaeosaurus was a small, carnivorous dromaeosaurid dinosaur from the Late Cretaceous of North America, closely related to other “raptor” dinosaurs and known for its sickle-shaped toe claw and likely agile, predatory lifestyle.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.