Metacarcinus
E843734
Metacarcinus is a genus of large marine crabs that includes the commercially important Dungeness crab and related species found in coastal waters of the North Pacific.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Metacarcinus canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10104456 — 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: Metacarcinus Context triple: [Dungeness crab, genus, Metacarcinus]
-
A.
Metacarcinus magister
Metacarcinus magister is a large edible crab species native to the Pacific coast of North America, widely harvested and known commonly as the Dungeness crab.
-
B.
Panulirus
Panulirus is a genus of large spiny lobsters found in warm coastal waters worldwide, many of which are commercially important as seafood.
-
C.
Astacus
Astacus was an ancient Greek colony city, traditionally associated with settlers from Megara, located in the region of Bithynia near the Propontis (Sea of Marmara).
-
D.
Lamington spiny crayfish
The Lamington spiny crayfish is a brightly colored, heavily spined freshwater crayfish species endemic to the rainforest streams of Lamington National Park in Queensland, Australia.
-
E.
Callichthys
Callichthys is a genus of armored catfish native to freshwater habitats in South America, known for their bony plates and air-breathing ability.
- 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: Metacarcinus Target entity description: Metacarcinus is a genus of large marine crabs that includes the commercially important Dungeness crab and related species found in coastal waters of the North Pacific.
-
A.
Metacarcinus magister
Metacarcinus magister is a large edible crab species native to the Pacific coast of North America, widely harvested and known commonly as the Dungeness crab.
-
B.
Panulirus
Panulirus is a genus of large spiny lobsters found in warm coastal waters worldwide, many of which are commercially important as seafood.
-
C.
Astacus
Astacus was an ancient Greek colony city, traditionally associated with settlers from Megara, located in the region of Bithynia near the Propontis (Sea of Marmara).
-
D.
Lamington spiny crayfish
The Lamington spiny crayfish is a brightly colored, heavily spined freshwater crayfish species endemic to the rainforest streams of Lamington National Park in Queensland, Australia.
-
E.
Callichthys
Callichthys is a genus of armored catfish native to freshwater habitats in South America, known for their bony plates and air-breathing ability.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
genus
ⓘ
taxon ⓘ |
| belongsTo | Cancridae NERFINISHED ⓘ |
| bodyPlan | true crab ⓘ |
| class | Malacostraca NERFINISHED ⓘ |
| commonName | Metacarcinus NERFINISHED ⓘ |
| development | larval stages in plankton ⓘ |
| distribution |
North Pacific Ocean
NERFINISHED
ⓘ
eastern North Pacific Ocean NERFINISHED ⓘ western North America coastal waters ⓘ |
| ecologicalRole |
benthic predator
ⓘ
scavenger ⓘ |
| economicImportance | commercial fisheries ⓘ |
| environment | marine coastal ecosystems ⓘ |
| family | Cancridae NERFINISHED ⓘ |
| feedingType | omnivorous ⓘ |
| foundIn | continental shelf regions ⓘ |
| habitat |
coastal waters
ⓘ
marine environment ⓘ |
| hasCharacteristic |
large body size
ⓘ
robust chelae ⓘ |
| hasCommercialUse | seafood industry ⓘ |
| hasMember |
Metacarcinus anthonyi
NERFINISHED
ⓘ
Metacarcinus branneri NERFINISHED ⓘ Metacarcinus edwardsii NERFINISHED ⓘ Metacarcinus gracilis NERFINISHED ⓘ Metacarcinus jordani NERFINISHED ⓘ Metacarcinus magister NERFINISHED ⓘ Metacarcinus novaezelandiae NERFINISHED ⓘ |
| includesTaxon |
Dungeness crab
NERFINISHED
ⓘ
Metacarcinus magister NERFINISHED ⓘ |
| infraorder | Brachyura NERFINISHED ⓘ |
| isA | marine crab genus ⓘ |
| kingdom | Animalia ⓘ |
| lifestyle | benthic ⓘ |
| locomotion | benthic walking ⓘ |
| notableFor | including the commercially important Dungeness crab ⓘ |
| order | Decapoda NERFINISHED ⓘ |
| phylum | Arthropoda NERFINISHED ⓘ |
| reproduction | sexual reproduction ⓘ |
| suborder | Pleocyemata NERFINISHED ⓘ |
| subphylum | Crustacea NERFINISHED ⓘ |
| superfamily | Cancroidea NERFINISHED ⓘ |
| taxonRank | genus ⓘ |
| trophicLevel | secondary consumer ⓘ |
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: Metacarcinus Description of subject: Metacarcinus is a genus of large marine crabs that includes the commercially important Dungeness crab and related species found in coastal waters of the North Pacific.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.