Key to the species of Chinese Ephysteris based on male genitalia 1 Posterior margin of male abdominal sternite VIII bifurcated, paired medial process on posterior margin of vinculum large and broad .................................................................................................. E. (M.) subovata - Posterior margin of male abdominal sternite VIII not bifurcated, paired medial process on posterior mar- gin of vinculum relatively small..................................................................................................................2 2 Phallus slightly S-curved, without cornutus ..................................................................... E. (E.) promptella - Phallus straight, with apical cornutus..........................................................................................................3 3 Distal part of phallus moderately broad.......................................................................................................4 - Distal part of phallus slender.......................................................................................................................5 4 Paired medial process on posterior margin of vinculum very short and narrow, phallus straight, broad...... ............................................................................................................................. E. (M.) montana sp. nov. - Paired medial process on posterior margin of vinculum longer and broader, phallus weakly curved, rela- tively slender ...................................................................................................................... E. (M.) insulella 5 Paired medial process on posterior margin of vinculum triangular ....................................... E. (M.) flavida - Paired medial process on posterior margin of vinculum digitate, curved outwards...................................... ............................................................................................................................ E. (M.) wenquana sp. nov.

Published as part of Li, Houhun & Bidzilya, Oleksiy, 2008, A review of the genus Ephysteris Meyrick, 1908 from China, with descriptions of two new species (Lepidoptera: Gelechiidae), pp. 45-56 in Zootaxa 1733 on page 46, DOI: 10.5281/zenodo.181377