A catalogue of the family Crabronidae (Hymenoptera, Apoidea) of Eritrea Author Madl, Michael Author C, Bembecinus Author F, Bembix Author C, Brachystegus text Linzer biologische Beiträge 2023 55 1 241 264 journal article 10.5281/zenodo.10787973 0253-116X 10787973 Cerceris nugax dahlak MENKE , 1976 Cerceris nugax ssp. dahlak new name: MENKE 1976 (In: BOHART & MENKE ): 584 (new replacement name for Cerceris nugax insularis ARNOLD , 1951 ). Cerceris nugax dahlak MENKE , 1976 : BOHART & MENKE 1976: 584 (world catalogue). Cerceris nugax dahlak MENKE , 1976 : EMPEY 1983: 181 (Dahlak Archipelago, type catalogue Afrotropical region). * Cerceris nugax insularis n.r. : ARNOLD 1951: 112 (description ♁, Dahalak = Dahlak Archipelago = Island ), pl. 5 (fig. 16). Cerceris nugax race insularis ARNOLD , 1951 : EMPEY 1969: 317 (taxonomy, Dahalak = Dahlak Island, calogue Afrotropical region). * Cerceris nugax n.sp. : ARNOLD 1931: 176 (description ♁, figs 27, 27a, b, Dablek = Dahlak Island). D i s t r i b u t i o n:Dahlak. Cerceris nugax dahlak is recorded only from Eritrea . The nominale subspecies is known from the Afrotropical ( Djibouti , Mali , Nigeria ) and the Palaearctic ( Saudi Arabia , United Arab Emirates ) regions. The status of the subspecies should be checked. Cerceris nugax insularis ARNOLD, 1951 is a junior homonym of Cerceris insularis SMITH, 1856 .