Genus: Microhadrosaurus DONG, 1979 (nomen dubium)
Etymology: Greek, mikros, “small” + Hadrosaurus: “Small hadrosaur”.

Species: nanshiungensis DONG, 1979 (nomen dubium)
Etymology: In reference to the Nanxiong Basin, Guangdong (Kwangtung) Province, China.

Holotype: IVPP V 4732

Locality: Nanxiong basin, intermountain basin situated on the south slope of Dayou Mountain, Guangdong (Kwangtung) Province, China.

Horizon: Nanxiong Formation.

Biostratigraphy:

Age: Late Campanian-Early Maastrichtian Stage, Senonian Subepoch, Gulf Epoch, Late Cretaceous.

Material: Fragmentary dentary.