Erethizontidae
E737825
Erethizontidae is the family of New World porcupines, medium-sized arboreal or terrestrial rodents characterized by coats of sharp quills used for defense.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Erethizontidae canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T8467148 — 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: Erethizontidae Context triple: [Sciurognathi, includesTaxon, Erethizontidae]
-
A.
Heteromyidae
Heteromyidae is a family of small North and Central American rodents that includes kangaroo rats, kangaroo mice, and pocket mice, known for their external fur-lined cheek pouches and adaptations to arid environments.
-
B.
Hystricidae
Hystricidae is a family of large, spiny rodents commonly known as Old World porcupines, native to parts of Europe, Africa, and Asia.
-
C.
Oreamnos
Oreamnos is a genus of North American mountain goats known for their thick white coats and exceptional climbing ability on steep, rocky terrain.
-
D.
Sciurinae
Sciurinae is a subfamily of squirrels that includes tree squirrels and flying squirrels found across much of the world.
-
E.
Sciuridae
Sciuridae is a large family of rodents that includes squirrels, chipmunks, marmots, and prairie dogs, characterized by their strong hind legs, bushy tails, and gnawing incisors.
- 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: Erethizontidae Target entity description: Erethizontidae is the family of New World porcupines, medium-sized arboreal or terrestrial rodents characterized by coats of sharp quills used for defense.
-
A.
Heteromyidae
Heteromyidae is a family of small North and Central American rodents that includes kangaroo rats, kangaroo mice, and pocket mice, known for their external fur-lined cheek pouches and adaptations to arid environments.
-
B.
Hystricidae
Hystricidae is a family of large, spiny rodents commonly known as Old World porcupines, native to parts of Europe, Africa, and Asia.
-
C.
Oreamnos
Oreamnos is a genus of North American mountain goats known for their thick white coats and exceptional climbing ability on steep, rocky terrain.
-
D.
Sciurinae
Sciurinae is a subfamily of squirrels that includes tree squirrels and flying squirrels found across much of the world.
-
E.
Sciuridae
Sciuridae is a large family of rodents that includes squirrels, chipmunks, marmots, and prairie dogs, characterized by their strong hind legs, bushy tails, and gnawing incisors.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
mammal taxon
ⓘ
rodent family ⓘ taxonomic family ⓘ |
| activityPattern | primarily nocturnal ⓘ |
| belongsToBiogeographicRealm |
Nearctic
NERFINISHED
ⓘ
Neotropical ⓘ |
| class | Mammalia ⓘ |
| commonName | New World porcupines NERFINISHED ⓘ |
| containsGenus |
Chaetomys
NERFINISHED
ⓘ
Coendou NERFINISHED ⓘ Coendou-like arboreal porcupines ⓘ Echinoprocta NERFINISHED ⓘ Erethizon NERFINISHED ⓘ Sphiggurus NERFINISHED ⓘ |
| defenseMechanism |
embedding quills in predators
ⓘ
erecting quills ⓘ |
| dentitionType | ever-growing incisors ⓘ |
| diet | herbivorous ⓘ |
| differsFrom | Hystricidae NERFINISHED ⓘ |
| geologicalTimeOfOrigin | Miocene or earlier ⓘ |
| hasBodyCovering |
fur
ⓘ
keratinous quills ⓘ |
| hasCharacteristic |
arboreal or terrestrial lifestyle
ⓘ
coat of sharp quills ⓘ medium-sized rodents ⓘ quills used for defense ⓘ |
| hasTailType | often prehensile in arboreal genera ⓘ |
| includesSpecies |
Coendou prehensilis
NERFINISHED
ⓘ
Erethizon dorsatum NERFINISHED ⓘ |
| isDistinctFrom | Old World porcupines ⓘ |
| isSubjectOf | rodent systematics research ⓘ |
| kingdom | Animalia ⓘ |
| locomotion |
climbing
ⓘ
walking ⓘ |
| nativeTo |
Central America
ⓘ
North America ⓘ South America ⓘ |
| order | Rodentia ⓘ |
| phylum | Chordata ⓘ |
| quillsAre | modified hairs ⓘ |
| quillsContain | barbed tips ⓘ |
| reproduction | viviparous ⓘ |
| sensoryAdaptation | well-developed sense of smell ⓘ |
| superfamily | Hystricoidea NERFINISHED ⓘ |
| typicalDietItem |
bark
ⓘ
fruits ⓘ leaves ⓘ twigs ⓘ |
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: Erethizontidae Description of subject: Erethizontidae is the family of New World porcupines, medium-sized arboreal or terrestrial rodents characterized by coats of sharp quills used for defense.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.