Two new synonyms of Haploperla valentinae Stark amp; Sivec, 2009 and supplementary redescription of H. tuanjiena Chen amp; Du, 2016 from western China.

We examined specimens of the Haploperla Navs, 1934 from Sichuan and Qinghai provinces, China. Two new synonyms of Haploperla valentinae Stark Sivec, 2009 are established: Haploperla triangulata Chen Du, 2016 syn. nov. and Haploperla datongensis Chen Du, 2016 syn. nov. We redescribed H. valentinae from China with new color images to facilitate the identification. In addition, we also provide supplementary descriptions and contemporary color images of H. tuanjiena Du Chen, 2016.