Cosmarium
E911543
Cosmarium is a genus of unicellular green algae characterized by its distinctive bilaterally symmetrical, often ornamented cells commonly found in freshwater habitats.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Cosmarium canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T11180403 — 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: Cosmarium Context triple: [Zygnematophyceae, includesGenus, Cosmarium]
-
A.
Spirogyra
Spirogyra is a genus of filamentous green algae known for its spirally arranged chloroplasts and frequent use in biological studies of cell structure and reproduction.
-
B.
Trenholmensiales
Trenholmensiales is a relatively small and specialized order of fungi within the class Sordariomycetes, characterized by its distinct microscopic features and phylogenetic placement among ascomycetous fungi.
-
C.
Palmaria
Palmaria is a scenic Italian island off the Ligurian coast, known for its rugged cliffs, beaches, and views of the nearby town of Portovenere.
-
D.
Gonyaulacaceae
Gonyaulacaceae is a family of marine and freshwater dinoflagellates that includes several species known for forming harmful algal blooms and producing potent biotoxins.
-
E.
Sargassum natans
Sargassum natans is a free-floating brown alga commonly found in the Sargasso Sea, where it forms extensive mats that provide habitat for diverse marine life.
- 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: Cosmarium Target entity description: Cosmarium is a genus of unicellular green algae characterized by its distinctive bilaterally symmetrical, often ornamented cells commonly found in freshwater habitats.
-
A.
Spirogyra
Spirogyra is a genus of filamentous green algae known for its spirally arranged chloroplasts and frequent use in biological studies of cell structure and reproduction.
-
B.
Trenholmensiales
Trenholmensiales is a relatively small and specialized order of fungi within the class Sordariomycetes, characterized by its distinct microscopic features and phylogenetic placement among ascomycetous fungi.
-
C.
Palmaria
Palmaria is a scenic Italian island off the Ligurian coast, known for its rugged cliffs, beaches, and views of the nearby town of Portovenere.
-
D.
Gonyaulacaceae
Gonyaulacaceae is a family of marine and freshwater dinoflagellates that includes several species known for forming harmful algal blooms and producing potent biotoxins.
-
E.
Sargassum natans
Sargassum natans is a free-floating brown alga commonly found in the Sargasso Sea, where it forms extensive mats that provide habitat for diverse marine life.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
genus
ⓘ
green alga genus ⓘ |
| belongsToGroup | desmids ⓘ |
| cellCompartment | central isthmus containing the nucleus ⓘ |
| cellMorphology | often ornamented ⓘ |
| cellStructure | two semicells separated by an isthmus ⓘ |
| cellSymmetry | bilateral symmetry ⓘ |
| cellType | eukaryotic cell ⓘ |
| cellularity | unicellular ⓘ |
| cellWall | cellulose ⓘ |
| class | Zygnematophyceae ⓘ |
| containsOrganelle | chloroplast ⓘ |
| describedAs | genus of desmid green algae ⓘ |
| distribution | cosmopolitan ⓘ |
| division | Charophyta ⓘ |
| domain |
Eukaryota
ⓘ
linked to:
Eukarya
|
| ecologicalRole |
phytoplankton
ⓘ
primary producer ⓘ |
| environmentPreference |
oligotrophic waters
ⓘ
slightly acidic waters ⓘ |
| family | Desmidiaceae ⓘ |
| firstDescribedInField | phycology ⓘ |
| foundIn |
benthic freshwater communities
ⓘ
freshwater biofilms ⓘ planktonic freshwater communities ⓘ |
| habitat |
bogs
ⓘ
freshwater ⓘ lakes ⓘ marshes ⓘ peatlands ⓘ ponds ⓘ wetlands ⓘ |
| indicatorFor | water quality ⓘ |
| kingdom | Plantae ⓘ |
| lifestyle | free-living ⓘ |
| metabolism | photosynthetic ⓘ |
| notableFeature | high morphological diversity of cell shapes ⓘ |
| nutritionType | photoautotrophic ⓘ |
| observedWith | light microscope ⓘ |
| order | Desmidiales ⓘ |
| phylum | Charophyta ⓘ |
| pigment |
chlorophyll a
ⓘ
chlorophyll b ⓘ |
| reproduction |
asexual reproduction
ⓘ
sexual reproduction ⓘ |
| sexualReproductionType | conjugation ⓘ |
| taxonRank | genus ⓘ |
| usedIn | phycological research ⓘ |
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: Cosmarium Description of subject: Cosmarium is a genus of unicellular green algae characterized by its distinctive bilaterally symmetrical, often ornamented cells commonly found in freshwater habitats.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.