Boreoeutheria
E234055
Boreoeutheria is a major clade of placental mammals that includes both Laurasiatheria (such as carnivores, bats, and hoofed mammals) and Euarchontoglires (such as primates and rodents).
All labels observed (1)
| Label | Occurrences |
|---|---|
| Boreoeutheria canonical | 7 |
How this entity was disambiguated
This entity first appeared as the object of triple T2118380 — 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: Boreoeutheria Context triple: [Laurasiatheria, unrankedClade, Boreoeutheria]
-
A.
Laurasiatheria
Laurasiatheria is a major clade of placental mammals that includes diverse groups such as hoofed mammals, carnivores, bats, and shrews, thought to have originated on the ancient supercontinent Laurasia.
-
B.
Eutheria
Eutheria is a major clade of mammals that includes all placental mammals and their extinct relatives, characterized by prolonged gestation and complex placental development.
-
C.
Whippomorpha
Whippomorpha is a mammalian clade that includes whales, dolphins, and hippopotamuses, uniting these seemingly disparate animals based on shared evolutionary ancestry.
-
D.
Theria
Theria is a major subclass of mammals that includes all live-bearing species such as marsupials and placental mammals, excluding egg-laying monotremes.
-
E.
Myomorpha
Myomorpha is a major suborder of rodents that includes mice, rats, gerbils, hamsters, and related small, typically omnivorous mammals characterized by specialized jaw and tooth structures.
- 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: Boreoeutheria Target entity description: Boreoeutheria is a major clade of placental mammals that includes both Laurasiatheria (such as carnivores, bats, and hoofed mammals) and Euarchontoglires (such as primates and rodents).
-
A.
Laurasiatheria
Laurasiatheria is a major clade of placental mammals that includes diverse groups such as hoofed mammals, carnivores, bats, and shrews, thought to have originated on the ancient supercontinent Laurasia.
-
B.
Eutheria
Eutheria is a major clade of mammals that includes all placental mammals and their extinct relatives, characterized by prolonged gestation and complex placental development.
-
C.
Whippomorpha
Whippomorpha is a mammalian clade that includes whales, dolphins, and hippopotamuses, uniting these seemingly disparate animals based on shared evolutionary ancestry.
-
D.
Theria
Theria is a major subclass of mammals that includes all live-bearing species such as marsupials and placental mammals, excluding egg-laying monotremes.
-
E.
Myomorpha
Myomorpha is a major suborder of rodents that includes mice, rats, gerbils, hamsters, and related small, typically omnivorous mammals characterized by specialized jaw and tooth structures.
- F. None of above. chosen
Statements (60)
| Predicate | Object |
|---|---|
| instanceOf |
clade
ⓘ
mammal clade ⓘ taxon ⓘ |
| approximateOriginAge | 100 million years ago ⓘ |
| basedOn | molecular phylogenetic evidence ⓘ |
| class | Mammalia ⓘ |
| commonName | boreoeutherian mammals ⓘ |
| contains |
apes
ⓘ
artiodactyls ⓘ bats ⓘ carnivorans ⓘ cats ⓘ cattle ⓘ colugos ⓘ dogs ⓘ hedgehogs ⓘ hoofed mammals ⓘ horses ⓘ humans ⓘ insectivorous mammals ⓘ lagomorphs ⓘ mice ⓘ moles ⓘ monkeys ⓘ perissodactyls ⓘ pigs ⓘ primates ⓘ rats ⓘ rodents ⓘ shrews ⓘ squirrels ⓘ treeshrews ⓘ |
| distribution | cosmopolitan ⓘ |
| etymology | from Greek words meaning "northern true beasts" ⓘ |
| geologicalOrigin | Late Cretaceous ⓘ |
| hasCharacteristic |
endothermy
ⓘ
hair or fur ⓘ live birth ⓘ presence of placenta ⓘ |
| higherClassification | Eutheria ⓘ |
| includesClade |
Euarchontoglires
ⓘ
Laurasiatheria ⓘ |
| includesExtantSpecies | yes ⓘ |
| includesExtinctSpecies | yes ⓘ |
| infraclass | Eutheria ⓘ |
| isA |
eutherian clade
ⓘ
placental mammal clade ⓘ |
| kingdom | Animalia ⓘ |
| namedBy |
E. Eizirik
ⓘ
Mark S. Springer ⓘ S. J. O’Brien ⓘ William J. Murphy NERFINISHED ⓘ |
| partOf |
Eutheria
ⓘ
surface form:
Placentalia
|
| phylum | Chordata ⓘ |
| sisterClade |
Afrotheria
ⓘ
Xenarthra ⓘ |
| subclass | Theria ⓘ |
| taxonRank | magnorder ⓘ |
| unrankedClade | Placentalia ⓘ |
| yearNamed | 2004 ⓘ |
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: Boreoeutheria Description of subject: Boreoeutheria is a major clade of placental mammals that includes both Laurasiatheria (such as carnivores, bats, and hoofed mammals) and Euarchontoglires (such as primates and rodents).
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.