Maladera baii is a species of beetle of the family Scarabaeidae.BioLib It is found in China (Fujian).

Description Adults reach a length of about 9.4–10.3 mm. They have a dark brown, oblong-oval body. The antennae are yellow. The labroclypeus is weakly shiny, but the remainder of the dorsal surface is dull and, except for a few long setae on the elytra, glabrous.

Etymology The species is dedicated to Dr. Ming Bai.

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