Gastroserica fumaria is a species of beetle of the family Scarabaeidae.BioLib It is found in China (Yunnan) and Laos.
Description Adults reach a length of about 4.8–5.2 mm. They have a dark reddish brown, oval body, with part of the antennae a little lighter. The dorsal surface is iridescent shiny to moderately shiny, partly dull and nearly glabrous.
Etymology The species name is derived from Latin fumarius (meaning smoky-brown).
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