Xiphophorus
E264440
Xiphophorus is a genus of small freshwater fish, including popular aquarium species like platies and swordtails, known for their vivid colors and importance in genetic and cancer research.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Xiphophorus hellerii | 2 |
| Xiphophorus canonical | 1 |
| Xiphophorus Genetic Stock Center | 1 |
| Xiphophorus variatus | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2396313 — 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: Xiphophorus Context triple: [Cyprinodontiformes, notableGenus, Xiphophorus]
-
A.
Poecilia
Poecilia is a genus of small freshwater fish that includes popular aquarium species such as guppies and mollies.
-
B.
Cyprinodon
Cyprinodon is a genus of small, hardy pupfishes known for inhabiting extreme and isolated aquatic environments, often used as models in studies of rapid evolution and adaptation.
-
C.
Poeciliidae
Poeciliidae is a family of small freshwater fishes, including guppies and mollies, known for their live-bearing reproduction and popularity in aquariums.
-
D.
Epigonichthys
Epigonichthys is a genus of small, eel-like lancelets within the subphylum Cephalochordata, known for their simple, fish-like bodies that provide key insights into early chordate evolution.
-
E.
Goldfish
Goldfish is a popular snack brand best known for its small, fish-shaped crackers often marketed toward children.
- 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: Xiphophorus Target entity description: Xiphophorus is a genus of small freshwater fish, including popular aquarium species like platies and swordtails, known for their vivid colors and importance in genetic and cancer research.
-
A.
Poecilia
Poecilia is a genus of small freshwater fish that includes popular aquarium species such as guppies and mollies.
-
B.
Cyprinodon
Cyprinodon is a genus of small, hardy pupfishes known for inhabiting extreme and isolated aquatic environments, often used as models in studies of rapid evolution and adaptation.
-
C.
Poeciliidae
Poeciliidae is a family of small freshwater fishes, including guppies and mollies, known for their live-bearing reproduction and popularity in aquariums.
-
D.
Epigonichthys
Epigonichthys is a genus of small, eel-like lancelets within the subphylum Cephalochordata, known for their simple, fish-like bodies that provide key insights into early chordate evolution.
-
E.
Goldfish
Goldfish is a popular snack brand best known for its small, fish-shaped crackers often marketed toward children.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
genus
ⓘ
taxon ⓘ |
| aquariumUse | community aquariums ⓘ |
| aquariumWaterType | freshwater ⓘ |
| belongsTo |
Poeciliidae
ⓘ
surface form:
Poeciliinae
|
| bodySize | small ⓘ |
| class | Actinopterygii ⓘ |
| commonName |
platies
ⓘ
swordtails ⓘ |
| containsSpecies |
Xiphophorus
self-linksurface differs
ⓘ
surface form:
Xiphophorus hellerii
Xiphophorus maculatus ⓘ Xiphophorus montezumae ⓘ Xiphophorus variatus ⓘ |
| diet | omnivorous ⓘ |
| family | Poeciliidae ⓘ |
| firstDescribedBy | Johann Jakob Heckel ⓘ |
| firstDescriptionYear | 1848 ⓘ |
| habitat | freshwater ⓘ |
| hasResearchResource |
Xiphophorus
self-linksurface differs
ⓘ
surface form:
Xiphophorus Genetic Stock Center
|
| hasTrait |
color pattern polymorphism
ⓘ
internal fertilization ⓘ live young birth ⓘ male ornamental fins ⓘ sword-like caudal fin extension in some species ⓘ |
| kingdom | Animalia ⓘ |
| knownFor |
live-bearing reproduction
ⓘ
sexual dimorphism ⓘ vivid coloration ⓘ |
| namedAfter | Greek word xiphos (sword) ⓘ |
| nativeTo |
Central America
ⓘ
Mexico ⓘ North America ⓘ |
| order | Cyprinodontiformes ⓘ |
| phylum | Chordata ⓘ |
| reproductionType |
live-bearing
ⓘ
ovoviviparous ⓘ |
| studiedFor |
hybridization genetics
ⓘ
melanoma formation ⓘ oncogene interactions ⓘ sex determination mechanisms ⓘ |
| taxonRank | genus ⓘ |
| typeOf | freshwater fish ⓘ |
| usedFor |
aquarium trade
ⓘ
cancer research ⓘ genetic research ⓘ ornamental fishkeeping ⓘ |
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: Xiphophorus Description of subject: Xiphophorus is a genus of small freshwater fish, including popular aquarium species like platies and swordtails, known for their vivid colors and importance in genetic and cancer research.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Xiphophorus hellerii
this entity surface form:
Xiphophorus variatus
this entity surface form:
Xiphophorus hellerii
this entity surface form:
Xiphophorus Genetic Stock Center