Gastroserica hiulca is a species of beetle of the family Scarabaeidae.BioLib It is found in China (Guangxi, Guizhou, Hubei, Hunan, Jiangxi) and Vietnam.
Description Adults reach a length of about 5.4 mm. They have a yellowish brown, oval body. The head, center of the pronotum and ventral surface (including abdomen and most parts of the pygidium) are darker brown. The dorsal surface is iridescent shiny or sometimes dull and nearly glabrous.
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