Xiyunykus
| Xiyunykus Temporal range: Early Cretaceous,  | |
|---|---|
| Scaled reconstruction | |
| Scientific classification | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Chordata | 
| Clade: | Dinosauria | 
| Clade: | Saurischia | 
| Clade: | Theropoda | 
| Superfamily: | †Alvarezsauroidea | 
| Genus: | †Xiyunykus Xu et al., 2018 | 
| Type species | |
| †Xiyunykus pengi Xu et al., 2018 | |
Xiyunykus (meaning "western claw"; "xiyu" is Mandarin for "west" and refers to Western China where it was found) is an alvarezsaur from the Early Cretaceous of the Tugulu Group of China. It includes one species, Xiyunykus pengi.