Leptotragulus
E789758
Leptotragulus is an extinct genus of small, deer-like protoceratid ungulates that lived in North America during the Eocene.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Leptotragulus canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9287177 — 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: Leptotragulus Context triple: [Protoceratidae, containsTaxon, Leptotragulus]
-
A.
Lagorchestes
Lagorchestes is a genus of small, fast-moving Australian marsupials commonly known as hare-wallabies, belonging to the kangaroo family.
-
B.
Urocitellus
Urocitellus is a genus of ground squirrels native to North America, known for their burrowing behavior and adaptation to open grassland and steppe habitats.
-
C.
Megalotragus
Megalotragus is an extinct genus of large African antelopes known from Pleistocene fossils and related to modern wildebeest and hartebeest.
-
D.
Mecistops
Mecistops is a genus of slender-snouted African crocodiles known for their elongated, narrow snouts adapted for catching fish.
-
E.
Pseudoryx
Pseudoryx is a rare, primitive-looking bovine genus best known for the saola, a critically endangered and elusive forest-dwelling ungulate native to the Annamite Range of Vietnam and Laos.
- 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: Leptotragulus Target entity description: Leptotragulus is an extinct genus of small, deer-like protoceratid ungulates that lived in North America during the Eocene.
-
A.
Lagorchestes
Lagorchestes is a genus of small, fast-moving Australian marsupials commonly known as hare-wallabies, belonging to the kangaroo family.
-
B.
Urocitellus
Urocitellus is a genus of ground squirrels native to North America, known for their burrowing behavior and adaptation to open grassland and steppe habitats.
-
C.
Megalotragus
Megalotragus is an extinct genus of large African antelopes known from Pleistocene fossils and related to modern wildebeest and hartebeest.
-
D.
Mecistops
Mecistops is a genus of slender-snouted African crocodiles known for their elongated, narrow snouts adapted for catching fish.
-
E.
Pseudoryx
Pseudoryx is a rare, primitive-looking bovine genus best known for the saola, a critically endangered and elusive forest-dwelling ungulate native to the Annamite Range of Vietnam and Laos.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
extinct genus
ⓘ
mammal ⓘ protoceratid ⓘ |
| belongsToClade | Protoceratidae NERFINISHED ⓘ |
| class | Mammalia ⓘ |
| diet | herbivorous ⓘ |
| family | Protoceratidae NERFINISHED ⓘ |
| firstAppearance | Eocene ⓘ |
| foundInFossilRecordOf | United States NERFINISHED ⓘ |
| geologicalEpoch | Eocene NERFINISHED ⓘ |
| hasCharacteristic | even-toed hooves ⓘ |
| hasCommonFeatureWith | deer ⓘ |
| isPrehistoric | true ⓘ |
| kingdom | Animalia ⓘ |
| livedIn | North America NERFINISHED ⓘ |
| locomotion | terrestrial ⓘ |
| morphology |
deer-like
ⓘ
small-bodied ⓘ |
| order | Artiodactyla ⓘ |
| phylum | Chordata ⓘ |
| reproduction | viviparous ⓘ |
| skeletonType | endoskeleton ⓘ |
| status | extinct ⓘ |
| taxonRank | genus ⓘ |
| temporalRange | Eocene 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: Leptotragulus Description of subject: Leptotragulus is an extinct genus of small, deer-like protoceratid ungulates that lived in North America during the Eocene.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.