Cetancodonta
E234058
Cetancodonta is a mammalian clade that unites whales, dolphins, and porpoises with their closest living terrestrial relatives, the hippopotamuses.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Cetancodonta canonical | 2 |
| Cetancodontamorpha | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2118591 — 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: Cetancodonta Context triple: [Whippomorpha, alternativeName, Cetancodonta]
-
A.
Poebrotherium
Poebrotherium is an extinct early camelid genus from the Eocene and Oligocene of North America, known for its small, deer-like body and significance in camel evolution.
-
B.
Spriggina
Spriggina is an extinct, segmented Ediacaran organism thought to be an early bilaterian animal and a possible ancestor or relative of arthropods or annelids.
-
C.
Zygomaturus
Zygomaturus is an extinct genus of large, herbivorous Australian marsupials related to wombats and diprotodontids that lived during the Pleistocene.
-
D.
Anomaluromorpha
Anomaluromorpha is a suborder of rodents that includes the scaly-tailed flying squirrels and their close relatives, characterized by adaptations for gliding and arboreal life in African forests.
-
E.
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.
- 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: Cetancodonta Target entity description: Cetancodonta is a mammalian clade that unites whales, dolphins, and porpoises with their closest living terrestrial relatives, the hippopotamuses.
-
A.
Poebrotherium
Poebrotherium is an extinct early camelid genus from the Eocene and Oligocene of North America, known for its small, deer-like body and significance in camel evolution.
-
B.
Spriggina
Spriggina is an extinct, segmented Ediacaran organism thought to be an early bilaterian animal and a possible ancestor or relative of arthropods or annelids.
-
C.
Zygomaturus
Zygomaturus is an extinct genus of large, herbivorous Australian marsupials related to wombats and diprotodontids that lived during the Pleistocene.
-
D.
Anomaluromorpha
Anomaluromorpha is a suborder of rodents that includes the scaly-tailed flying squirrels and their close relatives, characterized by adaptations for gliding and arboreal life in African forests.
-
E.
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.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
clade
ⓘ
mammalian clade ⓘ taxon ⓘ |
| alternativeName | Whippomorpha ⓘ |
| basedOn |
molecular evidence
ⓘ
morphological evidence ⓘ |
| class | Mammalia ⓘ |
| closestLivingRelativesOf | Cetacea ⓘ |
| containsAquaticMammals | yes ⓘ |
| containsTerrestrialMammals | yes ⓘ |
| evolutionaryRelationship | hippopotamuses are closest living terrestrial relatives of whales ⓘ |
| hasCharacteristic |
defined by synapomorphies in ear and ankle bones
ⓘ
even-toed ungulates and fully aquatic cetaceans share a common ancestor ⓘ links terrestrial artiodactyls with marine cetaceans ⓘ recognized in modern mammalian phylogenetic classifications ⓘ |
| hasCommonAncestorFor |
Cetacea
ⓘ
Hippopotamidae ⓘ |
| hasEnglishName | whippomorphs ⓘ |
| hasExtantMembers | yes ⓘ |
| hasMemberFamily | Hippopotamidae ⓘ |
| hasMemberGroup |
Mysticeti
ⓘ
Odontoceti ⓘ |
| includes |
Cetacea
ⓘ
Hippopotamidae ⓘ dolphins ⓘ hippopotamuses ⓘ porpoises ⓘ whales ⓘ |
| includesExtinctStemGroups | yes ⓘ |
| infraclass | Eutheria ⓘ |
| kingdom | Animalia ⓘ |
| order | Artiodactyla ⓘ |
| partOf | Artiodactyla ⓘ |
| phylum | Chordata ⓘ |
| studiedIn |
evolutionary biology
ⓘ
mammalian systematics ⓘ paleontology ⓘ |
| superorder | Laurasiatheria ⓘ |
| supportedBy |
DNA sequence analyses
ⓘ
fossil record ⓘ |
| unites |
dolphins
ⓘ
hippopotamuses ⓘ porpoises ⓘ whales ⓘ |
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: Cetancodonta Description of subject: Cetancodonta is a mammalian clade that unites whales, dolphins, and porpoises with their closest living terrestrial relatives, the hippopotamuses.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Cetancodontamorpha