Mylodon darwini
E711514
Mylodon darwini is an extinct species of giant ground sloth that lived in South America during the Pleistocene and is known from well-preserved remains found in Patagonian caves.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Mylodon darwini canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8101387 — 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: Mylodon darwini Context triple: [Cueva del Milodón Natural Monument, containsFossilsOf, Mylodon darwini]
-
A.
Diprotodon
Diprotodon was a giant prehistoric marsupial, the largest known marsupial to have ever lived, that roamed Australia during the Pleistocene epoch.
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B.
Arctotherium
Arctotherium is an extinct genus of massive South American short-faced bears that lived during the Pleistocene epoch.
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C.
Arctodus
Arctodus is an extinct genus of large North American short-faced bears that lived during the Pleistocene epoch.
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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.
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E.
Palorchestes
Palorchestes is an extinct genus of large, herbivorous Australian marsupials, often called "marsupial tapirs" for their tapir-like snouts and robust bodies.
- 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: Mylodon darwini Target entity description: Mylodon darwini is an extinct species of giant ground sloth that lived in South America during the Pleistocene and is known from well-preserved remains found in Patagonian caves.
-
A.
Diprotodon
Diprotodon was a giant prehistoric marsupial, the largest known marsupial to have ever lived, that roamed Australia during the Pleistocene epoch.
-
B.
Arctotherium
Arctotherium is an extinct genus of massive South American short-faced bears that lived during the Pleistocene epoch.
-
C.
Arctodus
Arctodus is an extinct genus of large North American short-faced bears that lived during the Pleistocene epoch.
-
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.
Palorchestes
Palorchestes is an extinct genus of large, herbivorous Australian marsupials, often called "marsupial tapirs" for their tapir-like snouts and robust bodies.
- F. None of above. chosen
Statements (42)
| Predicate | Object |
|---|---|
| instanceOf |
extinct species
ⓘ
giant ground sloth ⓘ xenarthran mammal ⓘ |
| belongsToClade | Xenarthra NERFINISHED ⓘ |
| bodySize | giant ⓘ |
| class | Mammalia ⓘ |
| coexistedWith | Pleistocene megafauna of South America ⓘ |
| diet | herbivorous ⓘ |
| discoveredBy | Charles Darwin NERFINISHED ⓘ |
| extinctionStatus | extinct ⓘ |
| family | Mylodontidae NERFINISHED ⓘ |
| fossilPreservation | well-preserved remains ⓘ |
| fossilRecord | Late Quaternary of Patagonia ⓘ |
| fossilTypeLocality | Patagonia NERFINISHED ⓘ |
| geologicalEpoch | Late Pleistocene ⓘ |
| habitat |
cave deposits
ⓘ
open environments ⓘ |
| hasCommonName | Darwin’s ground sloth NERFINISHED ⓘ |
| hasVertebralColumn | true ⓘ |
| isEukaryote | true ⓘ |
| isSubjectOf |
Pleistocene extinction studies
ⓘ
South American megafauna studies ⓘ |
| kingdom | Animalia ⓘ |
| knownFrom |
Mylodon Cave
NERFINISHED
ⓘ
Patagonian caves NERFINISHED ⓘ |
| limbMorphology |
large claws
ⓘ
powerful forelimbs ⓘ |
| livedDuring | Pleistocene ⓘ |
| livedIn |
Patagonia
NERFINISHED
ⓘ
South America NERFINISHED ⓘ |
| locomotion | terrestrial ⓘ |
| namedAfter | Charles Darwin NERFINISHED ⓘ |
| nativeRange | southern South America ⓘ |
| order | Pilosa NERFINISHED ⓘ |
| parentTaxon | Mylodon NERFINISHED ⓘ |
| phylum | Chordata ⓘ |
| reproductiveMode | viviparous ⓘ |
| researchField | paleontology ⓘ |
| skeletonType | robust ⓘ |
| taxonRank | species ⓘ |
| thermoregulation | endothermic ⓘ |
| trophicLevel | primary consumer ⓘ |
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: Mylodon darwini Description of subject: Mylodon darwini is an extinct species of giant ground sloth that lived in South America during the Pleistocene and is known from well-preserved remains found in Patagonian caves.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.