''Shishugounykus'' (meaning "Shishugou claw" after the Shishugou Formation where it was found) is a genus of basal alvarezsaurian

dinosaur Dinosaurs are a diverse group of reptiles of the clade Dinosauria. They first appeared during the Triassic period, between 243 and 233.23 million years ago (mya), although the exact origin and timing of the evolution of dinosaurs is ...

from the Shishugou Formation from

Xinjiang Xinjiang, SASM/GNC: ''Xinjang''; zh, c=, p=Xīnjiāng; formerly romanized as Sinkiang (, ), officially the Xinjiang Uygur Autonomous Region (XUAR), is an autonomous region of the People's Republic of China (PRC), located in the northwes ...

China China, officially the People's Republic of China (PRC), is a country in East Asia. It is the world's List of countries and dependencies by population, most populous country, with a Population of China, population exceeding 1.4 billion, slig ...

. The type and only species is ''Shishugounykus inexpectus''. The specific name refers to the unexpected discovery of another species of alvarezsaur from the Shishugou Formation (other alvarezsaurs from this formation include '' Haplocheirus'' and possibly '' Aorun''). Its affinities to alvarezsaurs has subsequently been questioned.

References

Alvarezsaurs Oxfordian life Middle Jurassic dinosaurs of Asia Jurassic China Fossils of China Fossil taxa described in 2019 {{theropod-stub