Hippopotamoidea
E258875
Hippopotamoidea is a mammalian superfamily that includes hippos and their closest extinct relatives within the order Artiodactyla.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Hippopotamoidea canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2342343 — 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: Hippopotamoidea Context triple: [Hippopotamidae, superfamily, Hippopotamoidea]
-
A.
Hippopotamidae
Hippopotamidae is a family of large, mostly herbivorous, semi-aquatic mammals that includes the common hippopotamus and its relatives.
-
B.
Rhinocerotidae
Rhinocerotidae is the biological family of large, thick-skinned, horned mammals commonly known as rhinoceroses, native to Africa and Asia.
-
C.
Perissodactyla
Perissodactyla is an order of odd-toed hoofed mammals that includes horses, rhinoceroses, and tapirs, characterized by weight-bearing on one or three toes and a hindgut-fermenting digestive system.
-
D.
Conirostrum
Conirostrum is a genus of small Neotropical songbirds known as cone-billed tanagers, characterized by their slender, pointed bills and association with the tanager family.
-
E.
Hyemoschus
Hyemoschus is a genus of small, primitive ruminant mammals commonly known as African chevrotains or mouse-deer, found in the forests of central and western Africa.
- 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: Hippopotamoidea Target entity description: Hippopotamoidea is a mammalian superfamily that includes hippos and their closest extinct relatives within the order Artiodactyla.
-
A.
Hippopotamidae
Hippopotamidae is a family of large, mostly herbivorous, semi-aquatic mammals that includes the common hippopotamus and its relatives.
-
B.
Rhinocerotidae
Rhinocerotidae is the biological family of large, thick-skinned, horned mammals commonly known as rhinoceroses, native to Africa and Asia.
-
C.
Perissodactyla
Perissodactyla is an order of odd-toed hoofed mammals that includes horses, rhinoceroses, and tapirs, characterized by weight-bearing on one or three toes and a hindgut-fermenting digestive system.
-
D.
Conirostrum
Conirostrum is a genus of small Neotropical songbirds known as cone-billed tanagers, characterized by their slender, pointed bills and association with the tanager family.
-
E.
Hyemoschus
Hyemoschus is a genus of small, primitive ruminant mammals commonly known as African chevrotains or mouse-deer, found in the forests of central and western Africa.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
mammalian superfamily
ⓘ
taxonomic superfamily ⓘ |
| ancestralTo | modern hippopotamuses ⓘ |
| belongsToClade |
Cetancodontamorpha
ⓘ
linked to:
Cetancodonta
|
| characterizedBy |
large barrel-shaped bodies in many members
ⓘ
semi-aquatic adaptations in extant representatives ⓘ |
| class | Mammalia ⓘ |
| closelyRelatedTo |
Ruminantia (within Artiodactyla, at broader scale)
ⓘ
linked to:
Ruminantia
|
| commonName | hippo superfamily ⓘ |
| contains | hippopotamuses and their closest extinct relatives ⓘ |
| definedBy | close evolutionary relationship to Hippopotamidae ⓘ |
| dietType | herbivorous (primarily) ⓘ |
| distinguishedFrom | other artiodactyl superfamilies by cranial and dental features ⓘ |
| geologicalTimeRange | Cenozoic ⓘ |
| hasAquaticAdaptationsIn | skin, limbs, and nostril placement of extant hippos ⓘ |
| hasCharacteristicDentition | large canines and incisors in many members ⓘ |
| hasEcologicalRole | large herbivores in freshwater ecosystems (extant members) ⓘ |
| hasExtantRepresentatives | yes ⓘ |
| hasTypeMember |
Hippopotamus amphibius
ⓘ
linked to:
Hippopotamus
|
| higherClassification | Laurasiatheria ⓘ |
| includes |
Choeropsis liberiensis
ⓘ
Hippopotamus amphibius ⓘ |
| includesExtantFamily | Hippopotamidae ⓘ |
| includesExtinctRelativesOf | Hippopotamidae ⓘ |
| includesFossilTaxaFrom |
Miocene
ⓘ
Pleistocene ⓘ Pliocene ⓘ |
| includesTaxaWithBodyMassRange | from small to very large ungulates ⓘ |
| kingdom | Animalia ⓘ |
| languageOfName | Latinized scientific nomenclature ⓘ |
| limbPosture | tetrapod with pillar-like limbs in many members ⓘ |
| locomotion | primarily quadrupedal ⓘ |
| nomenclaturalCode | International Code of Zoological Nomenclature ⓘ |
| order | Artiodactyla ⓘ |
| partOf | mammalian megafauna (for many species) ⓘ |
| phylum | Chordata ⓘ |
| recognizedIn | modern phylogenetic classifications of Artiodactyla ⓘ |
| relatedTo | Cetacea ⓘ |
| reproduction | viviparous ⓘ |
| researchField |
mammalogy
ⓘ
paleontology ⓘ systematic biology ⓘ |
| sisterGroupOf | Cetacea ⓘ |
| suborder | Whippomorpha ⓘ |
| taxonRank | superfamily ⓘ |
| typicalHabitatOfExtantMembers | freshwater rivers and lakes in Africa ⓘ |
| usedIn | studies of artiodactyl and cetacean evolution ⓘ |
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: Hippopotamoidea Description of subject: Hippopotamoidea is a mammalian superfamily that includes hippos and their closest extinct relatives within the order Artiodactyla.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.