New species of Eupolyphaga Chopard, 1929 and Pseudoeupolyphaga Qiu & Che, 2024 (Blattodea, Corydioidea, Corydiinae), with notes on their female genitalia.

Two new species of Eupolyphaga ( E.bicolor Han, Che & Wang, sp. nov. and E.nigra Han, Che & Wang, sp. nov. ) and six new species of Pseudoeupolyphaga ( P.flava Han, Che & Wang, sp. nov. , P.deficiens Han, Che & Wang, sp. nov. , P.magna Han, Che & Wang, sp. nov. , P.longiseta Han, Che & Wang, sp. nov. , P.latizona Han, Che & Wang, sp. nov. , and P.baimaensis Han, Che & Wang, sp. nov. ) are described and illustrated. The female external genitalia and spermathecae of these two genera are reported and the role of these characters in species delimitation is discussed.