Xiyunykus
Xiyunykus was a meat-eating dinosaur that lived in what is now China, about 130 million years ago. It was about the size of a large dog and had a long, slender claw on each hand. Scientists think it used its claws to dig for food, like insects or small animals.41
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Datos curiosos
Xiyunykus lived during the Early Cretaceous period, about 126 to 120 million years ago.1
Its name, Xiyunykus, means 'western claw' because it was found in western China.1
Scientists estimate that the holotype specimen weighed about 15 kilograms (33 pounds) and was around 9 years old when it died.2
Xiyunykus helps fill a 70-million-year gap in alvarezsaur evolution by showing a mix of primitive and advanced features.1
It had a long, sharp claw on each hand, which it probably used to dig for food.1
Xiyunykus is closely related to other alvarezsaur dinosaurs like Bannykus and Haplocheirus.2

As preguntas máis frecuentes sobre Xiyunykus
Para expertos en dinos
- Nome científico
- Xiyunykus
- Bautizado por
- Xu et al. 20184
- Grupo
- Dinos carnívoros
- Familia / clado
- Alvarezsauroidea4
- Clasificación
- Theropoda4
- Idade das rochas
- de 137 a 133 millóns de anos (Valanginian)4
- Formacións rochosas
- Shengjinkou4
- Países
- China4
- Rexistros fósiles
- 1 na Paleobiology Database4
- Descubrimento
- Xiyunykus was named in 2018 by Xu Xing and his team. The only known skeleton was found in the Wucaiwan area of the Junggar Basin in Xinjiang, China.14
De onde veñen os datos
- Xiyunykus (en.wikipedia.org)
- Report Two Early Cretaceous Fossils Document Transitional Stages in Alvarezsaurian Dinosaur Evolution (sciencedirect.com)
- New Dinosaurs Discovered in China Reveal Myth of Reduced "Fingers"----Chinese Academy of Sciences (english.cas.cn)
- Xiyunykus in The Paleobiology Database (CC BY 4.0): idade, lugares, formacións rochosas, clasificación.
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