Nemertea
E393483
Nemertea, commonly known as ribbon worms, is a phylum of mostly marine, elongated, often brightly colored worms distinguished by their unique eversible proboscis used for hunting.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Nemertea canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T3841544 — 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: Nemertea Context triple: [Lophotrochozoa, includesTaxon, Nemertea]
-
A.
Platyhelminthes
Platyhelminthes is a phylum of simple, soft-bodied, bilaterally symmetrical invertebrates commonly known as flatworms, which includes both free-living and parasitic species.
-
B.
Nematoda
Nematoda is a diverse phylum of elongated, unsegmented roundworms found in nearly every habitat on Earth, many of which are important parasites of plants, animals, and humans.
-
C.
Hemichordata
Hemichordata is a phylum of marine invertebrate animals, including acorn worms and pterobranchs, that share key developmental and anatomical features with chordates and echinoderms.
-
D.
Annelida
Annelida is a phylum of segmented worms that includes earthworms, leeches, and many marine worms characterized by their ring-like body segments.
-
E.
Clitellata
Clitellata is a class of segmented worms that includes earthworms and leeches, characterized by having a clitellum used in reproduction.
- 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: Nemertea Target entity description: Nemertea, commonly known as ribbon worms, is a phylum of mostly marine, elongated, often brightly colored worms distinguished by their unique eversible proboscis used for hunting.
-
A.
Platyhelminthes
Platyhelminthes is a phylum of simple, soft-bodied, bilaterally symmetrical invertebrates commonly known as flatworms, which includes both free-living and parasitic species.
-
B.
Nematoda
Nematoda is a diverse phylum of elongated, unsegmented roundworms found in nearly every habitat on Earth, many of which are important parasites of plants, animals, and humans.
-
C.
Hemichordata
Hemichordata is a phylum of marine invertebrate animals, including acorn worms and pterobranchs, that share key developmental and anatomical features with chordates and echinoderms.
-
D.
Annelida
Annelida is a phylum of segmented worms that includes earthworms, leeches, and many marine worms characterized by their ring-like body segments.
-
E.
Clitellata
Clitellata is a class of segmented worms that includes earthworms and leeches, characterized by having a clitellum used in reproduction.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
phylum
ⓘ
taxon ⓘ |
| bodyPlan | triploblastic ⓘ |
| bodySymmetry | bilateral symmetry ⓘ |
| canInhabit |
brackish waters
ⓘ
freshwater ⓘ terrestrial moist habitats ⓘ |
| clade |
Bilateria
ⓘ
Lophotrochozoa ⓘ Spiralia ⓘ |
| coelomType | acoelomate or rhynchocoel-bearing ⓘ |
| commonName | ribbon worms ⓘ |
| development |
indirect development in many species
ⓘ
spiral cleavage ⓘ |
| distinguishedBy |
ability to evert proboscis rapidly for hunting
ⓘ
eversible proboscis housed in rhynchocoel ⓘ proboscis separate from digestive tract ⓘ |
| domain | Eukaryota ⓘ |
| feedingMode | proboscis-assisted capture of prey ⓘ |
| firstDescribedBy | Antoine Louis Dugès ⓘ |
| hasCharacteristic |
carnivorous diet
ⓘ
ciliated epidermis ⓘ closed circulatory system ⓘ complete digestive tract ⓘ dorsoventrally flattened ⓘ elongated body ⓘ eversible proboscis ⓘ mostly marine ⓘ often brightly colored ⓘ predatory lifestyle ⓘ protonephridia for excretion ⓘ soft-bodied ⓘ unsegmented body ⓘ |
| hasNotableSpecies |
Cerebratulus lacteus
ⓘ
Lineus longissimus ⓘ |
| includesClass |
Anopla
ⓘ
Enopla ⓘ |
| kingdom | Animalia ⓘ |
| larvalForm | pilidium larva ⓘ |
| nervousSystem | cerebral ganglia with longitudinal nerve cords ⓘ |
| preysOn |
annelids
ⓘ
crustaceans ⓘ small invertebrates ⓘ |
| reproduction |
asexual fragmentation in some species
ⓘ
sexual reproduction ⓘ |
| superkingdom | Opisthokonta ⓘ |
| taxonRank | phylum ⓘ |
| typicalHabitat |
intertidal zones
ⓘ
marine benthic environments ⓘ subtidal sediments ⓘ |
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: Nemertea Description of subject: Nemertea, commonly known as ribbon worms, is a phylum of mostly marine, elongated, often brightly colored worms distinguished by their unique eversible proboscis used for hunting.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.