Trioserica shiyiduiensis is a species of beetle of the family Scarabaeidae.Checklist of Tribe Sericini Hope, 1837 for China It is found in China (Yunnan), Laos and Thailand.
Description Adults reach a length of about 6.1–7.1 mm. They have a yellowish brown, oblong body, with yellow antennae. The dorsal surface has small or larger dark spots and is dull and almost glabrous.
Etymology The species is named after its type locality, Shiyidui.
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