Macronaria
E364826
Macronaria is a major clade of large, long-necked sauropod dinosaurs that includes forms like brachiosaurids and titanosaurs, characterized by their massive bodies and elevated forequarters.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Macronaria canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T3524135 — 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: Macronaria Context triple: [Titanosauria, parentTaxon, Macronaria]
-
A.
Marattiopsida
Marattiopsida is a class of large, mostly tropical ferns characterized by robust, fleshy rhizomes and often massive, pinnate fronds, representing one of the more ancient lineages of living ferns.
-
B.
Anisophyllea
Anisophyllea is a genus of flowering plants in the family Anisophylleaceae, comprising tropical trees and shrubs found mainly in Africa and Asia.
-
C.
Acleisanthes
Acleisanthes is a genus of flowering plants known for its night-blooming, often fragrant species native to arid and semi-arid regions of the Americas.
-
D.
Dirachmaceae
Dirachmaceae is a small family of flowering plants in the order Rosales, comprising rare shrubs or small trees native to arid regions of the Horn of Africa and nearby areas.
-
E.
Hunnemannia
Hunnemannia is a small genus of flowering plants in the poppy family, known for its ornamental, bright yellow, poppy-like blooms.
- 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: Macronaria Target entity description: Macronaria is a major clade of large, long-necked sauropod dinosaurs that includes forms like brachiosaurids and titanosaurs, characterized by their massive bodies and elevated forequarters.
-
A.
Marattiopsida
Marattiopsida is a class of large, mostly tropical ferns characterized by robust, fleshy rhizomes and often massive, pinnate fronds, representing one of the more ancient lineages of living ferns.
-
B.
Anisophyllea
Anisophyllea is a genus of flowering plants in the family Anisophylleaceae, comprising tropical trees and shrubs found mainly in Africa and Asia.
-
C.
Acleisanthes
Acleisanthes is a genus of flowering plants known for its night-blooming, often fragrant species native to arid and semi-arid regions of the Americas.
-
D.
Dirachmaceae
Dirachmaceae is a small family of flowering plants in the order Rosales, comprising rare shrubs or small trees native to arid regions of the Horn of Africa and nearby areas.
-
E.
Hunnemannia
Hunnemannia is a small genus of flowering plants in the poppy family, known for its ornamental, bright yellow, poppy-like blooms.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
dinosaur clade
ⓘ
sauropod clade ⓘ taxon ⓘ |
| characteristic |
elevated forequarters
ⓘ
forelimbs often longer than hindlimbs ⓘ high-placed nasal openings on skull ⓘ large body size ⓘ large external nares ⓘ long neck ⓘ relatively short tail compared to diplodocoids ⓘ robust limb bones ⓘ wide-gauge limb posture in many forms ⓘ |
| containsRepresentativeGenus |
Argentinosaurus huinculensis
ⓘ
surface form:
Argentinosaurus
Brachiosaurus ⓘ Camarasaurus ⓘ Saltasaurus ⓘ |
| diagnosticFeature |
anteriorly inclined neural spines in some dorsal vertebrae
ⓘ
enlarged external nares extending onto skull roof ⓘ shortened posterior cervical vertebrae relative to diplodocoids ⓘ |
| diet | herbivorous ⓘ |
| distinguishedFrom | Diplodocoidea ⓘ |
| earliestFossilRecord | Late Jurassic ⓘ |
| ecologicalRole | large-bodied herbivore ⓘ |
| etymology | from Greek makros (large) and nara (nostril) ⓘ |
| feedingStrategy | high browsing ⓘ |
| geographicDistribution |
Africa
ⓘ
Antarctica ⓘ Asia ⓘ Europe ⓘ North America ⓘ South America ⓘ |
| includesTaxon |
Brachiosauridae
ⓘ
Camarasauridae ⓘ Euhelopodidae ⓘ Titanosauria ⓘ |
| lifestyle | quadrupedal ⓘ |
| namedBy | Jeffrey A. Wilson NERFINISHED ⓘ |
| parentTaxon |
Neosauropoda
ⓘ
Sauropoda ⓘ |
| partOf |
Dinosauria
ⓘ
Saurischia ⓘ |
| subdivisionRanks | family ⓘ |
| taxonRank | clade ⓘ |
| timePeriod |
Cretaceous
ⓘ
Late Jurassic ⓘ |
| typeOf | large sauropod dinosaur ⓘ |
| yearNamed | 1998 ⓘ |
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: Macronaria Description of subject: Macronaria is a major clade of large, long-necked sauropod dinosaurs that includes forms like brachiosaurids and titanosaurs, characterized by their massive bodies and elevated forequarters.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.