Two new species, Westermannia pseudonobilis Qin & Han, sp. nov. and W. simianshana Qin, Zhang & Han, sp. nov., which closely resemble W. nobilis Draudt, 1950 in both external appearance and genital characteristics, are described from China. Comparative diagnoses for these three species are provided, along with colour plates of adults and genitalia. An identification key and a distribution map are also included.
Keywords: Westermannia; identification key; new species; nolid moths; taxonomy.
Yue Qin, Chao Zhang, Huilin Han.