One new species of the genus Etielloides Shibuya, 1928 from China (Lepidoptera, Pyralidae, Phycitinae).
One new species, Etielloides luniformis sp. nov. is described based on specimens collected from Mt. Leigong, Qiandongnan Miao and Dong Autonomous Prefecture, Guizhou of China. Adults, venation, head and genitalia structures of both sexes are described and illustrated, along with a key to all the known species of the genus Etielloides. DNA barcodes of the new species and its related species are provided for species delimitation.