Futalognkosaurus
E388789
Futalognkosaurus is a gigantic Late Cretaceous titanosaurian sauropod dinosaur from Patagonia, known from exceptionally complete fossil remains that make it one of the best-understood giant dinosaurs.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Futalognkosaurus canonical | 1 |
| Futalognkosaurus dukei | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3524152 — 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: Futalognkosaurus Context triple: [Titanosauria, notableMemberTaxon, Futalognkosaurus]
-
A.
Rapetosaurus
Rapetosaurus is a large herbivorous sauropod dinosaur from Late Cretaceous Madagascar, known for its long neck, massive body, and status as one of the better-preserved titanosaurs.
-
B.
Dreadnoughtus schrani
Dreadnoughtus schrani is a gigantic titanosaurian sauropod dinosaur from Late Cretaceous Patagonia, notable for being one of the most completely known of the largest land animals that ever lived.
-
C.
Othnielosaurus
Othnielosaurus is a small, bipedal ornithischian dinosaur from the Late Jurassic of North America, known for its lightly built body and herbivorous diet.
-
D.
Saurophaganax maximus
Saurophaganax maximus is a large Late Jurassic theropod dinosaur, closely related to Allosaurus, known from fossil remains found in what is now Oklahoma.
-
E.
Daspletosaurus
Daspletosaurus was a large, carnivorous tyrannosaurid dinosaur from the Late Cretaceous of North America, known as a powerful apex predator with a massive skull and robust teeth.
- 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: Futalognkosaurus Target entity description: Futalognkosaurus is a gigantic Late Cretaceous titanosaurian sauropod dinosaur from Patagonia, known from exceptionally complete fossil remains that make it one of the best-understood giant dinosaurs.
-
A.
Rapetosaurus
Rapetosaurus is a large herbivorous sauropod dinosaur from Late Cretaceous Madagascar, known for its long neck, massive body, and status as one of the better-preserved titanosaurs.
-
B.
Dreadnoughtus schrani
Dreadnoughtus schrani is a gigantic titanosaurian sauropod dinosaur from Late Cretaceous Patagonia, notable for being one of the most completely known of the largest land animals that ever lived.
-
C.
Othnielosaurus
Othnielosaurus is a small, bipedal ornithischian dinosaur from the Late Jurassic of North America, known for its lightly built body and herbivorous diet.
-
D.
Saurophaganax maximus
Saurophaganax maximus is a large Late Jurassic theropod dinosaur, closely related to Allosaurus, known from fossil remains found in what is now Oklahoma.
-
E.
Daspletosaurus
Daspletosaurus was a large, carnivorous tyrannosaurid dinosaur from the Late Cretaceous of North America, known as a powerful apex predator with a massive skull and robust teeth.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
fossil taxon
ⓘ
macronarian sauropod ⓘ titanosaurian sauropod dinosaur ⓘ |
| bodyPlan |
long-necked
ⓘ
long-tailed ⓘ |
| clade | Titanosauria ⓘ |
| class | Reptilia ⓘ |
| coexistedWith | other Late Cretaceous Patagonian dinosaurs ⓘ |
| continent | South America ⓘ |
| describedBy |
Jorge O. Calvo
ⓘ
Leonardo Salgado ⓘ |
| describedInYear | 2007 ⓘ |
| diet | herbivorous ⓘ |
| estimatedLength | 26–34 metres ⓘ |
| estimatedMass | 30–50 metric tons ⓘ |
| family | Lognkosauria ⓘ |
| formation | Portezuelo Formation ⓘ |
| fossilDiscoveryDate | early 2000s ⓘ |
| fossilsStoredAt | Museo Carmen Funes ⓘ |
| foundIn | Patagonia ⓘ |
| foundInCountry | Argentina ⓘ |
| geologicalAge |
Coniacian
ⓘ
Turonian ⓘ |
| holotypePreserves |
limb elements
ⓘ
most of vertebral column ⓘ pectoral girdle ⓘ pelvic girdle ⓘ |
| infraorder | Sauropoda ⓘ |
| kingdom | Animalia ⓘ |
| livedInEnvironment | riverine system ⓘ |
| locomotion | quadrupedal ⓘ |
| nameEtymology | Mapudungun words for "giant chief lizard" ⓘ |
| neckVertebrae | robust and tall neural spines ⓘ |
| notableFor |
exceptionally complete fossil skeleton
ⓘ
one of the best-known giant sauropods ⓘ |
| order | Saurischia ⓘ |
| paleobiogeographicProvince | Neuquén Basin ⓘ |
| paleoecology | inhabited floodplain and river channel environments ⓘ |
| phylogeneticPosition | derived lognkosaurian titanosaur ⓘ |
| phylum | Chordata ⓘ |
| suborder | Sauropodomorpha ⓘ |
| superorder | Dinosauria ⓘ |
| tailVertebrae | strongly built ⓘ |
| taxonRank | genus ⓘ |
| temporalRange | Late Cretaceous ⓘ |
| typeLocality | near Barreales Lake, Neuquén Province ⓘ |
| typeSpecies |
Futalognkosaurus
self-linksurface differs
ⓘ
surface form:
Futalognkosaurus dukei
|
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: Futalognkosaurus Description of subject: Futalognkosaurus is a gigantic Late Cretaceous titanosaurian sauropod dinosaur from Patagonia, known from exceptionally complete fossil remains that make it one of the best-understood giant dinosaurs.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Futalognkosaurus dukei