Enteropneusta
E454657
Enteropneusta is a class of marine hemichordates commonly known as acorn worms, characterized by their burrowing lifestyle and worm-like bodies with a distinct proboscis, collar, and trunk.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Balanoglossus | 1 |
| Enteropneusta canonical | 1 |
| Saccoglossus | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4585055 — 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: Enteropneusta Context triple: [Hemichordata, includesClass, Enteropneusta]
-
A.
Sipuncula
Sipuncula, commonly known as peanut worms, are a small phylum of unsegmented marine worms characterized by a retractable introvert and burrowing lifestyle in soft sediments or rock crevices.
-
B.
Nemertea
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.
-
C.
Kinorhyncha
Kinorhyncha are a phylum of minute, segmented, marine invertebrates known as mud dragons, characterized by a spiny head and burrowing lifestyle in marine sediments.
-
D.
Pycnoidei
Pycnoidei is a suborder of marine ray-finned fishes within the order Scorpaeniformes, comprising various bottom-dwelling, often spiny species.
-
E.
Priapulida
Priapulida is a small phylum of unsegmented, burrowing marine worms known for their cylindrical, eversible proboscis and occurrence in soft seafloor sediments.
- 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: Enteropneusta Target entity description: Enteropneusta is a class of marine hemichordates commonly known as acorn worms, characterized by their burrowing lifestyle and worm-like bodies with a distinct proboscis, collar, and trunk.
-
A.
Sipuncula
Sipuncula, commonly known as peanut worms, are a small phylum of unsegmented marine worms characterized by a retractable introvert and burrowing lifestyle in soft sediments or rock crevices.
-
B.
Nemertea
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.
-
C.
Kinorhyncha
Kinorhyncha are a phylum of minute, segmented, marine invertebrates known as mud dragons, characterized by a spiny head and burrowing lifestyle in marine sediments.
-
D.
Pycnoidei
Pycnoidei is a suborder of marine ray-finned fishes within the order Scorpaeniformes, comprising various bottom-dwelling, often spiny species.
-
E.
Priapulida
Priapulida is a small phylum of unsegmented, burrowing marine worms known for their cylindrical, eversible proboscis and occurrence in soft seafloor sediments.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
class
ⓘ
marine invertebrate taxon ⓘ taxon ⓘ |
| bodyCavity | coelomate ⓘ |
| bodyPlan | worm-like body ⓘ |
| circulatorySystem | open circulatory system ⓘ |
| coelomType | trimeric coelom ⓘ |
| commonName | acorn worms ⓘ |
| describedAs | marine hemichordates ⓘ |
| development | indirect development ⓘ |
| excretoryOrgan | glomerulus ⓘ |
| feedingType |
deposit feeder
ⓘ
suspension feeder ⓘ |
| fertilization | external fertilization ⓘ |
| firstAppearance |
Cambrian period
ⓘ
linked to:
Cambrian Period
|
| gasExchange |
across body surface
ⓘ
via pharyngeal slits ⓘ |
| habitat |
benthic zone
ⓘ
marine environment ⓘ |
| hasBodyRegion |
collar
ⓘ
proboscis ⓘ trunk ⓘ |
| hasCollarFunction | supports mouth region ⓘ |
| hasGillSlits | pharyngeal gill slits ⓘ |
| hasHeart | dorsal contractile vessel ⓘ |
| hasNervousSystem |
dorsal nerve cord
ⓘ
ventral nerve cord ⓘ |
| hasNotableGenus |
Balanoglossus
ⓘ
linked to:
Enteropneusta
Ptychodera ⓘ Saccoglossus ⓘ
linked to:
Enteropneusta
|
| hasProboscisFunction |
burrowing
ⓘ
feeding ⓘ |
| hasTrunkFunction | contains gut and gonads ⓘ |
| isDeuterostome | true ⓘ |
| kingdom | Animalia ⓘ |
| larvalForm | tornaria larva ⓘ |
| lifestyle | burrowing ⓘ |
| livesIn | soft sediments ⓘ |
| locomotion | peristaltic movements of proboscis and body wall ⓘ |
| phylum | Hemichordata ⓘ |
| relatedTo |
Chordata
ⓘ
Pterobranchia ⓘ
linked to:
Hemichordata
|
| reproduction | sexual reproduction ⓘ |
| scientificNameAuthorship |
Gegenbaur, 1870s (attribution approximate)
ⓘ
linked to:
Gegenbaur, 1859
|
| skeletonType | hydrostatic skeleton ⓘ |
| subphylum |
Hemichordata (unranked subphylum)
ⓘ
linked to:
Hemichordata
|
| symmetry | bilateral symmetry ⓘ |
| taxonRank | class ⓘ |
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: Enteropneusta Description of subject: Enteropneusta is a class of marine hemichordates commonly known as acorn worms, characterized by their burrowing lifestyle and worm-like bodies with a distinct proboscis, collar, and trunk.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Enteropneusta
linked to: Enteropneusta