Trioserica dongnai is a species of beetle of the family Scarabaeidae.BioLib It is found in Vietnam.
Description Adults reach a length of about 5.1–5.2 mm. They have a yellowish brown, oblong body, with numerous small dark spots. The antennae and ventral surface are yellow and the dorsal surface is dull. The surface is almost glabrous.
Etymology The species is named after its type locality, Dong Nai Biosphere Reserve.
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