Microserica benomensis is a species of beetle of the family Scarabaeidae. It is found in Malaysia.
Adults reach a length of about 4.7âÂÂ4.9 mm. They have a broad, oval, moderately convex body. They are uniformly black or the pronotum and elytra are more or less extensively yellow. The surface is dull (partly with a greenish iridescent sheen) and glabrous, except for the legs and the anterior labroclypeus.
The species is named after its type locality, the Benom mountains.