Heterandria formosa
E906269
Heterandria formosa is a tiny North American livebearing freshwater fish, often called the least killifish, popular in aquariums for its small size and peaceful nature.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Heterandria formosa canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11108435 — 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: Heterandria formosa Context triple: [Poeciliidae, includesTaxon, Heterandria formosa]
-
A.
Anthemiolus
Anthemiolus was a late Western Roman nobleman and son of Emperor Anthemius, known primarily for his failed military involvement against the Visigoths in Gaul.
-
B.
Prunella strophiata
Prunella strophiata, commonly known as the rufous-breasted accentor, is a small passerine bird found in montane and scrub habitats across parts of South and East Asia.
-
C.
Menispermum
Menispermum is a small genus of twining, woody vines commonly known as moonseeds, noted for their crescent-shaped seeds and often toxic properties.
-
D.
Prunella fulvescens
Prunella fulvescens is a small passerine bird species of accentor found in mountainous and temperate regions of Central and East Asia.
-
E.
Phylica paniculata
Phylica paniculata is a species of flowering shrub in the genus Phylica, native to South Africa and known for its dense foliage and small clustered flowers.
- 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: Heterandria formosa Target entity description: Heterandria formosa is a tiny North American livebearing freshwater fish, often called the least killifish, popular in aquariums for its small size and peaceful nature.
-
A.
Anthemiolus
Anthemiolus was a late Western Roman nobleman and son of Emperor Anthemius, known primarily for his failed military involvement against the Visigoths in Gaul.
-
B.
Prunella strophiata
Prunella strophiata, commonly known as the rufous-breasted accentor, is a small passerine bird found in montane and scrub habitats across parts of South and East Asia.
-
C.
Menispermum
Menispermum is a small genus of twining, woody vines commonly known as moonseeds, noted for their crescent-shaped seeds and often toxic properties.
-
D.
Prunella fulvescens
Prunella fulvescens is a small passerine bird species of accentor found in mountainous and temperate regions of Central and East Asia.
-
E.
Phylica paniculata
Phylica paniculata is a species of flowering shrub in the genus Phylica, native to South Africa and known for its dense foliage and small clustered flowers.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
fish species
ⓘ
livebearing fish ⓘ ray-finned fish ⓘ |
| aquariumUse |
popular aquarium fish
ⓘ
suitable for nano aquariums ⓘ |
| broodCharacteristic |
multiple broods at different developmental stages
ⓘ
superfetation ⓘ |
| class | Actinopterygii ⓘ |
| commonName |
dwarf livebearer
ⓘ
least killifish NERFINISHED ⓘ |
| describedBy | Charles Frédéric Girard NERFINISHED ⓘ |
| diet |
algae
ⓘ
insect larvae ⓘ microcrustaceans ⓘ small invertebrates ⓘ |
| distributionType | endemic to southeastern United States ⓘ |
| family | Poeciliidae NERFINISHED ⓘ |
| genus | Heterandria NERFINISHED ⓘ |
| habitat |
ditches
ⓘ
freshwater ⓘ heavily vegetated waters ⓘ ponds ⓘ slow-moving streams ⓘ swamps ⓘ |
| IUCNStatus | Least Concern ⓘ |
| kingdom | Animalia ⓘ |
| maximumLength |
about 1.2 inches
ⓘ
about 3 cm ⓘ |
| nativeTo |
Florida
NERFINISHED
ⓘ
Georgia NERFINISHED ⓘ Louisiana NERFINISHED ⓘ North America ⓘ South Carolina NERFINISHED ⓘ southeastern United States ⓘ |
| notableTrait |
one of the smallest vertebrate species in North America
ⓘ
very small adult body size ⓘ |
| order | Cyprinodontiformes NERFINISHED ⓘ |
| pHPreference | about 6.5–8.0 ⓘ |
| phylum | Chordata ⓘ |
| reproduction |
internal fertilization
ⓘ
livebearing ⓘ |
| sexualDimorphism | females larger than males ⓘ |
| socialBehavior | shoaling fish ⓘ |
| taxonRank | species ⓘ |
| temperament | peaceful ⓘ |
| temperaturePreference | about 18–28 °C ⓘ |
| waterPreference |
freshwater
ⓘ
slightly brackish tolerant ⓘ |
| yearDescribed | 1859 ⓘ |
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: Heterandria formosa Description of subject: Heterandria formosa is a tiny North American livebearing freshwater fish, often called the least killifish, popular in aquariums for its small size and peaceful nature.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.