Maladera fastuosa is a species of beetle of the family Scarabaeidae. It is found in India (Kerala).
Adults reach a length of about 9.6âÂÂ9.8 mm. They have a dark brown, oblong-oval body with yellowish antennae. They are shiny and the dorsal surface is nearly glabrous, except for some setae on the head.
The species name is derived from Latin fastuosus (meaning haughty) and refers to the dark shiny body that is distinctive from most other Indian Sericini.