Selaserica vagans is a species of beetle of the family Scarabaeidae. It is found in India (Nilgiri Hills).
Adults reach a length of about 8 mm. They have a reddish brown, oval body. The antennae are yellow and the dorsal surface is glabrous and shiny.
The species name is derived from Latin vagans (meaning rambling) and refers to the distant occurrence of the species from the diversity centre of Selaserica in Sri Lanka.