Trioserica dongnaiTrioserica dongnai is a species of beetle of the family Scarabaeidae. It is found in Vietnam.DescriptionAdults 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.EtymologyThe species is named after its type locality, Dong Nai Biosphere Reserve.