Acheroraptor temertyorum
E371883
Acheroraptor temertyorum is a small, late Cretaceous dromaeosaurid (“raptor”) dinosaur closely related to Velociraptor and known from North America.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Acheroraptor temertyorum canonical | 2 |
| Acheroraptor | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3502406 — 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: Acheroraptor temertyorum Context triple: [Hell Creek Formation, containsFossil, Acheroraptor temertyorum]
-
A.
Dakotaraptor steini
Dakotaraptor steini is a large, late Cretaceous dromaeosaurid theropod dinosaur known for its formidable sickle-shaped claws and discovery in North America.
-
B.
Carnotaurus
Carnotaurus is a large, carnivorous theropod dinosaur known for its distinctive bull-like horns, lightly built body, and extremely reduced forelimbs.
-
C.
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.
-
D.
Ceratosaurus
Ceratosaurus was a medium-sized, horned theropod dinosaur known for its prominent nasal horn and blade-like teeth, which lived in what is now North America and Europe.
-
E.
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.
- 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: Acheroraptor temertyorum Target entity description: Acheroraptor temertyorum is a small, late Cretaceous dromaeosaurid (“raptor”) dinosaur closely related to Velociraptor and known from North America.
-
A.
Dakotaraptor steini
Dakotaraptor steini is a large, late Cretaceous dromaeosaurid theropod dinosaur known for its formidable sickle-shaped claws and discovery in North America.
-
B.
Carnotaurus
Carnotaurus is a large, carnivorous theropod dinosaur known for its distinctive bull-like horns, lightly built body, and extremely reduced forelimbs.
-
C.
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.
-
D.
Ceratosaurus
Ceratosaurus was a medium-sized, horned theropod dinosaur known for its prominent nasal horn and blade-like teeth, which lived in what is now North America and Europe.
-
E.
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.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
dromaeosaurid dinosaur
ⓘ
fossil taxon ⓘ paravian dinosaur ⓘ theropod dinosaur ⓘ |
| bodySize | small ⓘ |
| clade |
Coelurosauria
ⓘ
Dinosauria ⓘ Dromaeosauridae ⓘ
surface form:
Eudromaeosauria
Paraves ⓘ Theropoda ⓘ |
| closelyRelatedTo |
Velociraptor
ⓘ
Velociraptor ⓘ
surface form:
Velociraptor mongoliensis
other Late Cretaceous dromaeosaurids ⓘ |
| coexistedWith |
Anzu wyliei
ⓘ
Dakotaraptor steini ⓘ Edmontosaurus annectens ⓘ Triceratops ⓘ
surface form:
Triceratops horridus
Tyrannosaurus ⓘ
surface form:
Tyrannosaurus rex
|
| describedBy |
David C. Evans
ⓘ
Peter L. Larson ⓘ
surface form:
Derek W. Larson
Philip J. Currie ⓘ |
| describedIn | 2013 ⓘ |
| diet | carnivorous ⓘ |
| etymology |
generic name refers to Acheron, a river of the underworld in Greek mythology
ⓘ
specific name temertyorum honors the Temerty family ⓘ |
| family | Dromaeosauridae ⓘ |
| fossilStatus | known from fragmentary remains ⓘ |
| geologicalFormation | Hell Creek Formation ⓘ |
| hadFeature | sickle-shaped claw on second toe ⓘ |
| inferredAppearance | likely feathered, by comparison with related dromaeosaurids ⓘ |
| inferredBehavior | likely hunted small vertebrates ⓘ |
| knownFrom |
cranial material
ⓘ
dentary bones ⓘ maxilla ⓘ teeth ⓘ |
| lifestyle | active predator ⓘ |
| livedIn |
North America
ⓘ
what is now Montana, USA ⓘ |
| locomotion | bipedal ⓘ |
| moreSpecificTemporalRange | Maastrichtian ⓘ |
| paleobiogeographicSignificance | represents one of the last dromaeosaurids in North America ⓘ |
| parentTaxon |
Acheroraptor temertyorum
self-linksurface differs
ⓘ
surface form:
Acheroraptor
|
| publication | described in a paper in Naturwissenschaften (now The Science of Nature) ⓘ |
| taxonRank | species ⓘ |
| temporalRange | Late Cretaceous ⓘ |
| timeOfExtinction | end-Cretaceous mass extinction ⓘ |
| toothMorphology | blade-like teeth with serrations ⓘ |
| typeLocality |
Hell Creek Formation
ⓘ
surface form:
Hell Creek Formation, Montana
|
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: Acheroraptor temertyorum Description of subject: Acheroraptor temertyorum is a small, late Cretaceous dromaeosaurid (“raptor”) dinosaur closely related to Velociraptor and known from North America.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Acheroraptor