Thylacoleonidae
E610489
Thylacoleonidae is an extinct family of Australian marsupial predators, commonly known as "marsupial lions," characterized by powerful jaws and specialized shearing teeth.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Thylacoleonidae canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T6645354 — 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: Thylacoleonidae Context triple: [Vombatiformes, containsExtinctFamilies, Thylacoleonidae]
-
A.
Hyaenidae
Hyaenidae is a family of carnivorous mammals known for hyenas and aardwolves, characterized by powerful jaws, scavenging habits, and social clan structures.
-
B.
Varanidae
Varanidae is a family of large, carnivorous lizards that includes monitor lizards such as the Komodo dragon.
-
C.
Dasyuromorphia
Dasyuromorphia is an order of carnivorous marsupials that includes quolls, dunnarts, and the Tasmanian devil, primarily native to Australia and New Guinea.
-
D.
Thylogale
Thylogale is a genus of small to medium-sized marsupials commonly known as pademelons, native to forests and scrublands of Australia and New Guinea.
-
E.
Eupleridae
Eupleridae is a family of carnivorous mammals endemic to Madagascar, including animals such as the fossa and Malagasy mongooses, that evolved from a common ancestor related to other carnivorans.
- 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: Thylacoleonidae Target entity description: Thylacoleonidae is an extinct family of Australian marsupial predators, commonly known as "marsupial lions," characterized by powerful jaws and specialized shearing teeth.
-
A.
Hyaenidae
Hyaenidae is a family of carnivorous mammals known for hyenas and aardwolves, characterized by powerful jaws, scavenging habits, and social clan structures.
-
B.
Varanidae
Varanidae is a family of large, carnivorous lizards that includes monitor lizards such as the Komodo dragon.
-
C.
Dasyuromorphia
Dasyuromorphia is an order of carnivorous marsupials that includes quolls, dunnarts, and the Tasmanian devil, primarily native to Australia and New Guinea.
-
D.
Thylogale
Thylogale is a genus of small to medium-sized marsupials commonly known as pademelons, native to forests and scrublands of Australia and New Guinea.
-
E.
Eupleridae
Eupleridae is a family of carnivorous mammals endemic to Madagascar, including animals such as the fossa and Malagasy mongooses, that evolved from a common ancestor related to other carnivorans.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
extinct family of mammals
ⓘ
marsupial family ⓘ taxon ⓘ |
| characteristic |
enlarged blade-like premolars
ⓘ
powerful jaws ⓘ retractable or semi-retractable claws ⓘ robust forelimbs ⓘ specialized shearing teeth ⓘ |
| clade | Vombatiformes ⓘ |
| class | Mammalia ⓘ |
| commonName | marsupial lions ⓘ |
| diet | predatory ⓘ |
| distinguishedFrom | Placental lions ⓘ |
| ecologicalRole | large vertebrate predators ⓘ |
| extinctionStatus | extinct ⓘ |
| fossilEvidence | found in Australian fossil deposits ⓘ |
| fossilRange | Oligocene to Pleistocene ⓘ |
| geographicDistribution | Australia ⓘ |
| habitat |
Australian forests
ⓘ
Australian open habitats ⓘ Australian woodlands ⓘ |
| higherClassification | Diprotodontia ⓘ |
| infraclass | Marsupialia ⓘ |
| jawAdaptation | strong bite force ⓘ |
| kingdom | Animalia ⓘ |
| lifestyle | carnivorous ⓘ |
| locomotion | quadrupedal ⓘ |
| namedAfter | Greek thylakos (pouch) and leon (lion) ⓘ |
| nativeTo | Australia ⓘ |
| notableGenus | Thylacoleo ⓘ |
| notableSpecies | Thylacoleo carnifex ⓘ |
| order | Diprotodontia ⓘ |
| phylum | Chordata ⓘ |
| possibleBehavior | ambush predation ⓘ |
| preyedUpon |
large marsupials
ⓘ
megafaunal herbivores ⓘ |
| relatedTo |
koalas
ⓘ
wombats ⓘ |
| reproductiveMode | marsupial reproduction with pouch ⓘ |
| timeRange |
Miocene
ⓘ
Oligocene ⓘ
linked to:
Oligocene Epoch
Pleistocene ⓘ
linked to:
Pleistocene epoch
Pliocene ⓘ
linked to:
Pliocene epoch
|
| toothMorphology |
carnassial-like premolars
ⓘ
reduced number of cheek teeth ⓘ |
| trophicLevel | apex predator ⓘ |
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: Thylacoleonidae Description of subject: Thylacoleonidae is an extinct family of Australian marsupial predators, commonly known as "marsupial lions," characterized by powerful jaws and specialized shearing teeth.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.