Two new species of the genera Islamia and Mercuria (Gastropoda, Hydrobiidae) from Morocco

Two new hydrobiid species Islamia karawiyiensis n. sp and Mercuria atlasica n. sp. are described here from Fez prefecture of Morocco. Samples were collected in 2020. Photos of the holotypes are presented in addition to the penis morphology of the new Mercuria. The map of the sampling area with the type locality and the habitat description are given.