Yoldia arctica
E146200
Yoldia arctica is a species of cold-water bivalve mollusk whose fossil remains are characteristic of certain Arctic and sub-Arctic marine sediments.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Yoldia arctica canonical | 5 |
| Yoldia (Portlandia) arctica | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T1281684 — 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: Yoldia arctica Context triple: [Yoldia Sea, namedAfter, Yoldia arctica]
-
A.
Ystalyfera
Ystalyfera is a former industrial village in the Swansea Valley of South Wales, known historically for its coal mining and ironworks.
-
B.
Pleistrus
Pleistrus is a minor figure in Greek mythology known primarily as a son of Helen of Troy.
-
C.
Westerveld
Westerveld is a rural municipality in the Dutch province of Drenthe, known for its natural landscapes, historic villages, and prehistoric dolmens.
-
D.
Tonna
Tonna is a village and community in Neath Port Talbot, South Wales, known for its residential character and proximity to the town of Neath.
-
E.
Nesiota elliptica
Nesiota elliptica, commonly known as the St. Helena olive, was a critically endangered flowering plant species endemic to the island of Saint Helena and is now considered extinct in the wild.
- 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: Yoldia arctica Target entity description: Yoldia arctica is a species of cold-water bivalve mollusk whose fossil remains are characteristic of certain Arctic and sub-Arctic marine sediments.
-
A.
Ystalyfera
Ystalyfera is a former industrial village in the Swansea Valley of South Wales, known historically for its coal mining and ironworks.
-
B.
Pleistrus
Pleistrus is a minor figure in Greek mythology known primarily as a son of Helen of Troy.
-
C.
Westerveld
Westerveld is a rural municipality in the Dutch province of Drenthe, known for its natural landscapes, historic villages, and prehistoric dolmens.
-
D.
Tonna
Tonna is a village and community in Neath Port Talbot, South Wales, known for its residential character and proximity to the town of Neath.
-
E.
Nesiota elliptica
Nesiota elliptica, commonly known as the St. Helena olive, was a critically endangered flowering plant species endemic to the island of Saint Helena and is now considered extinct in the wild.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
bivalve species
ⓘ
marine invertebrate ⓘ mollusc ⓘ |
| bodySymmetry | bilateral symmetry ⓘ |
| class | Bivalvia ⓘ |
| climatePreference | cold marine waters ⓘ |
| distribution |
Arctic Ocean
ⓘ
sub-Arctic seas ⓘ |
| environment |
cold-water
ⓘ
marine ⓘ |
| family | Yoldiidae ⓘ |
| feedingType | deposit feeder ⓘ |
| fossilCharacteristicOf |
Arctic marine sediments
ⓘ
sub-Arctic marine sediments ⓘ |
| genus | Yoldia ⓘ |
| habitat | soft marine sediments ⓘ |
| hasLifeStage | larval planktonic stage ⓘ |
| kingdom | Animalia ⓘ |
| lifestyle | benthic ⓘ |
| locomotion | limited burrowing movement ⓘ |
| notableFor | abundant fossil remains in Arctic sediments ⓘ |
| phylum | Mollusca ⓘ |
| reproduction | sexual reproduction ⓘ |
| respiration | gills ⓘ |
| shellType | bivalve shell ⓘ |
| skeleton | calcareous shell ⓘ |
| taxonRank | species ⓘ |
| trophicLevel | primary consumer ⓘ |
| usedAs |
biostratigraphic indicator
ⓘ
paleoenvironmental indicator ⓘ |
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: Yoldia arctica Description of subject: Yoldia arctica is a species of cold-water bivalve mollusk whose fossil remains are characteristic of certain Arctic and sub-Arctic marine sediments.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Yoldiahavet (Swedish)
linked to: Yoldia arctica
subject linked to:
Yoldiahavet (Swedish)
linked to: Yoldia arctica
subject linked to:
Holocene Baltic Sea stages