Huallasaurus
Huallasaurus was a duck-billed dinosaur that lived in what is now Patagonia, Argentina. It had a long, flat snout like a duck and walked on two or four legs. This plant-eater was one of the most complete hadrosaurs ever found in South America.21
Cando viviu?
Como era de grande?
Canto medía de longo?
Canto medía de alto?
estimación
Canto pesaba?
tan longo coma 2 coches aparcados en fila🍌tan longo coma 50 plátanos postos un tras outro
tan pesado coma 180 cans🍉tan pesado coma 740 sandías🎒tan pesado coma 5 clases enteiras de nenos🐻❄️tan pesado coma 8 osos polares🏃podería correr 100 metros en 16 segundos (o humano máis rápido necesita 9,6)Como era de grande Huallasaurus comparado CONTIGO?
Só son contas no teu navegador. Non se garda nin se envía nada.
Que velocidade alcanzaba?
Datos curiosos
Huallasaurus was first thought to be a species of Kritosaurus, but scientists later gave it its own name in 2022.1
Its name comes from the Mapudungun word 'hualla' meaning duck, because of its duck-like beak.1
Huallasaurus lived about 72 to 66 million years ago, near the end of the Age of Dinosaurs.6
This dinosaur is known from both adult and subadult fossils, including skull and body bones.2
Huallasaurus belonged to a group of South American duck-billed dinosaurs called Austrokritosauria.1
It shared its home with the long-necked sauropod Aeolosaurus rionegrinus.1

As preguntas máis frecuentes sobre Huallasaurus
?How big was Huallasaurus?
It may have reached 8 to 9 metres (about 26 to 30 feet) in total body length.4
?What did Huallasaurus eat?
It was a plant-eater, like all duck-billed dinosaurs.1
?Did Huallasaurus have feathers?
No, Huallasaurus was an ornithischian dinosaur and there is no evidence it had feathers. Its bones show no air sacs, which is different from feathered dinosaurs.5
?When did Huallasaurus live?
It lived during the Late Cretaceous, about 72 to 66 million years ago.1
Para expertos en dinos
- Nome científico
- Huallasaurus
- Bautizado por
- Rozadilla et al. 20216
- Grupo
- Bicos de pato
- Familia / clado
- Hadrosauridae6
- Clasificación
- Ornithischia > Ornithopoda > Iguanodontia > Hadrosauridae6
- Idade das rochas
- de 72 a 66 millóns de anos (Maastrichtian)6
- Formacións rochosas
- Los Alamitos6
- Países
- Arxentina6
- Rexistros fósiles
- 2 na Paleobiology Database6
- Descubrimento
- The first fossils were found in the Los Alamitos Formation of Argentina and named Kritosaurus australis by Bonaparte and colleagues in 1984. In 2022, Rozadilla and colleagues gave it the new genus name Huallasaurus.16
- Aínda en debate
- Scientists are still debating exactly how Huallasaurus is related to other South American hadrosaurs and whether it belongs in the group Kritosaurini or Austrokritosauria.21
De onde veñen os datos
- Huallasaurus (en.wikipedia.org)
- A new hadrosaurid (Dinosauria: Ornithischia) from the Late Cretaceous of northern Patagonia and the radiation of South American hadrosaurids: Journal of Systematic Palaeontology: Vol 19, No 17 (tandfonline.com)
- Huallasaurus australis | Dinosaur Database by DinoAnimals.com (dinoanimals.com)
- tandfonline.com (tandfonline.com)
- Inside a duck‐billed dinosaur: Vertebral bone microstructure of Huallasaurus (Hadrosauridae), Upper Cretaceous of Patagonia (dinodata.de)
- Huallasaurus in The Paleobiology Database (CC BY 4.0): idade, lugares, formacións rochosas, clasificación.
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