Two new species and one new record of Neoperla (Plecoptera, Perlidae) from Guangxi Zhuang Autonomous Region, China.

Three species of the Neoperlamontivaga group are described from Guangxi Zhuang Autonomous Region of southern China, including two new species, N.falcatata sp. nov. and N.shangsiensis sp. nov., and a new record for Guangxi: N.bilineata Wu & Claassen, 1934. Illustrations and color images are provided for the three species mentioned above, and the new species is compared with related congeners in the group. Notes on the distribution of the Neoperla species known from Guangxi are also given.