Arctodus
E629953
Arctodus is an extinct genus of large North American short-faced bears that lived during the Pleistocene epoch.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Arctodus simus | 2 |
| Arctodus canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6848618 — 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: Arctodus Context triple: [Tremarctinae, includesExtinctGenera, Arctodus]
-
A.
Plionarctos
Plionarctos is an extinct genus of short-faced bears that lived in North America during the Miocene and Pliocene epochs.
-
B.
Mammoth
The Mammoth is an extinct, large, shaggy-haired elephant-like mammal known for its long curved tusks and adaptation to Ice Age environments.
-
C.
Mamuthones
Mamuthones are traditional masked figures from the Barbagia region of Sardinia, known for their heavy black costumes, cowbells, and ritual processions during local carnival celebrations.
-
D.
Thylacoleo carnifex
Thylacoleo carnifex was a large, extinct Australian marsupial predator, often called the “marsupial lion,” known for its powerful jaws and specialized shearing teeth.
-
E.
Ursus
Ursus is a genus of large mammals in the bear family that includes species such as brown bears, polar bears, and black bears.
- 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: Arctodus Target entity description: Arctodus is an extinct genus of large North American short-faced bears that lived during the Pleistocene epoch.
-
A.
Plionarctos
Plionarctos is an extinct genus of short-faced bears that lived in North America during the Miocene and Pliocene epochs.
-
B.
Mammoth
The Mammoth is an extinct, large, shaggy-haired elephant-like mammal known for its long curved tusks and adaptation to Ice Age environments.
-
C.
Mamuthones
Mamuthones are traditional masked figures from the Barbagia region of Sardinia, known for their heavy black costumes, cowbells, and ritual processions during local carnival celebrations.
-
D.
Thylacoleo carnifex
Thylacoleo carnifex was a large, extinct Australian marsupial predator, often called the “marsupial lion,” known for its powerful jaws and specialized shearing teeth.
-
E.
Ursus
Ursus is a genus of large mammals in the bear family that includes species such as brown bears, polar bears, and black bears.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
extinct genus
ⓘ
genus of mammals ⓘ prehistoric bear ⓘ |
| belongsToClade |
Arctoidea
NERFINISHED
ⓘ
Ursinae and relatives ⓘ |
| bodySize | very large ⓘ |
| class | Mammalia ⓘ |
| coexistedWith |
Pleistocene megafauna
ⓘ
early Homo sapiens in North America ⓘ |
| commonName | short-faced bear ⓘ |
| describedBy | Joseph Leidy NERFINISHED ⓘ |
| diet |
carnivorous
ⓘ
omnivorous ⓘ |
| etymology | from Greek for "bear tooth" ⓘ |
| extinctionStatus | extinct ⓘ |
| family | Ursidae NERFINISHED ⓘ |
| fossilRange |
Late Pleistocene
ⓘ
Middle Pleistocene ⓘ |
| fossilSites |
Canada
NERFINISHED
ⓘ
Mexico NERFINISHED ⓘ United States NERFINISHED ⓘ |
| geographicDistribution | North America NERFINISHED ⓘ |
| habitat |
grasslands
ⓘ
mixed environments ⓘ open habitats ⓘ |
| includedSpecies |
Arctodus pristinus
NERFINISHED
ⓘ
Arctodus simus NERFINISHED ⓘ |
| kingdom | Animalia ⓘ |
| knownFrom | fossil record ⓘ |
| livedIn | North America NERFINISHED ⓘ |
| locomotion | terrestrial ⓘ |
| namedBy | Joseph Leidy NERFINISHED ⓘ |
| notableFeature |
long limbs
ⓘ
massive body ⓘ short face ⓘ |
| order | Carnivora ⓘ |
| phylum | Chordata ⓘ |
| scientificName | Arctodus NERFINISHED ⓘ |
| status | extinct ⓘ |
| subfamily | Tremarctinae NERFINISHED ⓘ |
| taxonRank | genus ⓘ |
| temporalRange | Pleistocene NERFINISHED ⓘ |
| trophicRole |
large predator
ⓘ
scavenger ⓘ |
| typeSpecies | Arctodus simus NERFINISHED ⓘ |
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: Arctodus Description of subject: Arctodus is an extinct genus of large North American short-faced bears that lived during the Pleistocene epoch.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Arctodus simus
this entity surface form:
Arctodus simus