Amiserica longxinensis is a species of beetle of the family Scarabaeidae. It is found in China (Yunnan).
Adults reach a length of about 6.7âÂÂ7.1 mm. They have a light brown, oblong body. The antennae are yellowish brown. The dorsal surface is mostly dull and almost glabrous.
The species name is derived from the type locality, Longxin.