Euglena
E729392
Euglena is a genus of single-celled, flagellated protists known for their mixotrophic nutrition, possessing both plant-like chloroplasts for photosynthesis and animal-like mobility.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Euglena canonical | 3 |
| Euglena gracilis | 3 |
| Euglena (via euglenids) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8357298 — 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: Euglena Context triple: [Excavata, includesTaxon, Euglena]
-
A.
Pyrodinium bahamense
Pyrodinium bahamense is a bioluminescent marine dinoflagellate known for producing the glowing waters seen in places like Mosquito Bay.
-
B.
Obelia
Obelia is a genus of small, colonial marine hydrozoans known for their delicate, branching colonies and alternation of polyp and medusa life stages.
-
C.
Excavata
Excavata is a major supergroup of unicellular eukaryotes characterized by a ventral feeding groove and often modified mitochondria, including many free-living flagellates and important parasites.
-
D.
Clytia
Clytia is a figure in Greek mythology known primarily as the wife of Tantalus, a king infamous for offending the gods and suffering eternal punishment.
-
E.
Protista
Protista is a diverse kingdom of mostly single-celled eukaryotic organisms that are neither animals, plants, nor fungi.
- 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: Euglena Target entity description: Euglena is a genus of single-celled, flagellated protists known for their mixotrophic nutrition, possessing both plant-like chloroplasts for photosynthesis and animal-like mobility.
-
A.
Pyrodinium bahamense
Pyrodinium bahamense is a bioluminescent marine dinoflagellate known for producing the glowing waters seen in places like Mosquito Bay.
-
B.
Obelia
Obelia is a genus of small, colonial marine hydrozoans known for their delicate, branching colonies and alternation of polyp and medusa life stages.
-
C.
Excavata
Excavata is a major supergroup of unicellular eukaryotes characterized by a ventral feeding groove and often modified mitochondria, including many free-living flagellates and important parasites.
-
D.
Clytia
Clytia is a figure in Greek mythology known primarily as the wife of Tantalus, a king infamous for offending the gods and suffering eternal punishment.
-
E.
Protista
Protista is a diverse kingdom of mostly single-celled eukaryotic organisms that are neither animals, plants, nor fungi.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
eukaryote
ⓘ
genus ⓘ protist ⓘ |
| cellType | photosynthetic protist cell ⓘ |
| cellularity | unicellular ⓘ |
| cellWall | absent ⓘ |
| class |
Euglenophyceae
ⓘ
linked to:
Euglenida
|
| describedInYear | 1786 ⓘ |
| domain |
Eukaryota
ⓘ
linked to:
Eukarya
|
| exhibits | phototaxis ⓘ |
| family |
Euglenidae
ⓘ
linked to:
Euglenida
|
| firstDescribedBy | Otto Friedrich Müller ⓘ |
| geneticMaterial | DNA ⓘ |
| habitat |
brackish water
ⓘ
freshwater ⓘ moist terrestrial environments ⓘ |
| hasOrganelle |
chloroplast
ⓘ
contractile vacuole ⓘ mitochondrion ⓘ nucleus ⓘ paramylon granule ⓘ pellicle ⓘ |
| hasSensoryFeature | photoreceptive eyespot ⓘ |
| hasStructure |
eyespot
ⓘ
flagellum ⓘ pellicle strips ⓘ plasma membrane ⓘ reservoir ⓘ |
| locomotionMethod |
euglenoid movement
ⓘ
flagellar movement ⓘ |
| motility | flagellated ⓘ |
| nutritionType |
autotrophic
ⓘ
heterotrophic ⓘ mixotrophic ⓘ |
| order |
Euglenales
ⓘ
linked to:
Euglenida
|
| oxygenProduction | yes ⓘ |
| photosyntheticPigment |
chlorophyll a
ⓘ
chlorophyll b ⓘ |
| phylum | Euglenozoa ⓘ |
| reproductionMode | longitudinal binary fission ⓘ |
| reproductionType | asexual ⓘ |
| respondsTo | light ⓘ |
| storageProduct | paramylon ⓘ |
| taxonRank | genus ⓘ |
| trophicRole |
phytoplankton component
ⓘ
primary producer ⓘ |
| usedAs |
indicator of organic pollution in water
ⓘ
model organism in cell biology ⓘ model organism in photobiology ⓘ |
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: Euglena Description of subject: Euglena is a genus of single-celled, flagellated protists known for their mixotrophic nutrition, possessing both plant-like chloroplasts for photosynthesis and animal-like mobility.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Euglena
subject linked to:
Discoba supergroup
linked to: Euglena
subject linked to:
Discoba group