Trioserica shiyiduiensisTrioserica shiyiduiensis is a species of beetle of the family Scarabaeidae. It is found in China, Laos and Thailand.DescriptionAdults 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.EtymologyThe species is named after its type locality, Shiyidui.