Menoceras
E472452
Menoceras is an extinct genus of small, horned rhinoceros that lived in North America during the early Miocene epoch.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Menoceras canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4815958 — 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: Menoceras Context triple: [Agate Fossil Beds National Monument, notableFossilTaxa, Menoceras]
-
A.
Hesperethusa
Hesperethusa is a genus of flowering plants in the citrus family Rutaceae, known for species such as Hesperethusa crenulata (also called Limonia crenulata) that are native to South and Southeast Asia.
-
B.
Critobulus
Critobulus was an ancient Athenian known from Plato’s dialogues as the son of Crito and an associate of Socrates.
-
C.
Sigmoceros
Sigmoceros is a genus of African antelopes in the subfamily Alcelaphinae, best known for including the topi and related species.
-
D.
Lasiorhinus
Lasiorhinus is a genus of burrowing marsupials known as hairy-nosed wombats native to Australia.
-
E.
Ariogaesus
Ariogaesus was a prominent king of the Quadi, a Germanic tribe known from Roman-era historical accounts.
- 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: Menoceras Target entity description: Menoceras is an extinct genus of small, horned rhinoceros that lived in North America during the early Miocene epoch.
-
A.
Hesperethusa
Hesperethusa is a genus of flowering plants in the citrus family Rutaceae, known for species such as Hesperethusa crenulata (also called Limonia crenulata) that are native to South and Southeast Asia.
-
B.
Critobulus
Critobulus was an ancient Athenian known from Plato’s dialogues as the son of Crito and an associate of Socrates.
-
C.
Sigmoceros
Sigmoceros is a genus of African antelopes in the subfamily Alcelaphinae, best known for including the topi and related species.
-
D.
Lasiorhinus
Lasiorhinus is a genus of burrowing marsupials known as hairy-nosed wombats native to Australia.
-
E.
Ariogaesus
Ariogaesus was a prominent king of the Quadi, a Germanic tribe known from Roman-era historical accounts.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
extinct genus
ⓘ
mammal genus ⓘ prehistoric rhinoceros ⓘ |
| belongsToClade | Rhinocerotoidea NERFINISHED ⓘ |
| bodySize | small rhinoceros ⓘ |
| class | Mammalia ⓘ |
| diet | herbivorous ⓘ |
| ecologicalNiche | browser ⓘ |
| extinctionStatus | extinct ⓘ |
| family | Rhinocerotidae NERFINISHED ⓘ |
| firstDescribedBy | Othniel Charles Marsh NERFINISHED ⓘ |
| firstDescriptionYear | 1875 ⓘ |
| fossilsFoundIn |
Colorado
NERFINISHED
ⓘ
Great Plains region NERFINISHED ⓘ Nebraska NERFINISHED ⓘ South Dakota NERFINISHED ⓘ Wyoming NERFINISHED ⓘ |
| fossilTypeLocality | Arikaree Group NERFINISHED ⓘ |
| foundInContinent | North America NERFINISHED ⓘ |
| foundInCountry |
Mexico
NERFINISHED
ⓘ
United States NERFINISHED ⓘ |
| geographicDistribution | North America NERFINISHED ⓘ |
| hasCommonName | two-horned rhinoceros (prehistoric) ⓘ |
| hasHorn | yes ⓘ |
| hornCount | two ⓘ |
| hornPosition | nasal region ⓘ |
| kingdom | Animalia ⓘ |
| knownFrom |
skeletal fossils
ⓘ
skull fossils ⓘ |
| lifestyle | terrestrial ⓘ |
| limbType | hoofed limbs ⓘ |
| livedDuring | Miocene NERFINISHED ⓘ |
| order | Perissodactyla NERFINISHED ⓘ |
| paleoenvironment |
open woodlands
ⓘ
savanna-like habitats ⓘ |
| phylum | Chordata ⓘ |
| reproduction | viviparous ⓘ |
| sexualDimorphism | present ⓘ |
| sexualDimorphismDetail | males had larger horns than females ⓘ |
| subfamily | Rhinocerotinae NERFINISHED ⓘ |
| taxonRank | genus ⓘ |
| temporalRangeApproximate |
about 16 million years ago
ⓘ
about 23 million years ago ⓘ |
| temporalRangeStart | early Miocene ⓘ |
| toeNumberPerFoot | three ⓘ |
| typeSpecies | Menoceras arikarense 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: Menoceras Description of subject: Menoceras is an extinct genus of small, horned rhinoceros that lived in North America during the early Miocene epoch.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.