Neoserica chayuensis is a species of beetle of the family Scarabaeidae.BioLib It is found in China (Xizang).
Description Adults reach a length of about 8.9–10.5 mm. They have an oval body. The dorsal and ventral surface are dull and dark brown, the legs are reddish brown and the antennae are yellow. The dorsal surface has yellowish, short and fine, dense setae.
Etymology The species is named after the type locality, Chayu.
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