Tetraserica univestris is a species of beetle of the family Scarabaeidae. It is found in India (Assam, Mizoram).
Adults reach a length of about 7.9 mm. They have a dark brown, oval body. The legs and ventral surface are reddish brown and the antennae are yellowish brown. The dorsal surface is dull and glabrous.
The species name is derived from Latin univestris (meaning concordant) and refers to the strong similarity among the Tetraserica species' external morphology.