What is "microhadrosaurus"

Microhadrosaurus (meaning "small sturdy lizard" in Greek) is a genus of duckbill dinosaur from the Campanian or Maastrichtian-age Upper Cretaceous Yuanpu Formation (also known as the Nanxiong Formation) of Guangdong, China. Although its name identifies it as a small duckbill, it is based on juvenile remains, and the size of the adult hadrosaur is unknown.