The Ellimenistes humeralis Marshall, 1947 species group is defined. Ellimenistes humeralis is redescribed, three new species belonging to this species group are described, illustrated and keyed: E. janaki Borovec Nakládal, sp. nov., E. marshalli Borovec Nakládal, sp. nov. and E. raucus Borovec Nakládal, sp. nov., all from South Africa, Eastern Cape. A lectotype of Ellimenistes humeralis Marshall, 1947 is designated. The diagnosis of the genus Ellimenistes is completed with illustrations of the female genitalia provided for the first time.
Keywords: Coleoptera, Entiminae, Embrithini, Ellimenistes, taxonomy, Afrotropical region.