Didineis wuestneii Handlirsch 1888 Didineis wuestneii Handlirsch 1888: 263, ♀. Syntypes: ♀♀; Dalmatia (now Croatia), no specific localities; Hungary, no specific localities (NHMW, TMB). Didineis wuestneii: Dalla Torre 1897: 566; Kokujev 1906: 218; Gussakovskij 1937: 610; Bohart & Menke 1976: 461; Voblenko, Gorobchishin & Nesterov 1996: 15; Gorobchishin 2006: 135. Alysson wuestneii: Pulawski 1978: 213; Shkuratov, 1998:97. Material examined. Azerbaijan: 1♂, Chukhur-Yurt, 2.IX 1928 (Bocharnikov) (ZIN). Recognition. Didineis wuestneii closely resembles D. lunicornis, but differs from the latter by the black legs (except for reddish foretibia and foretarsus), whereas in D. lunicornis the legs are all red. Description. Body black with red metasomal base. Female clypeus dark with large yellow medioapical spot, scape yellow ventrally, flagellum black. Male clypeus, scape, and flagellum black. Legs black except for reddish foretibia and foretarsus. Frons densely punctate (punctures less than one diameter apart). Scutum with welldefinedly, densely punctate (punctures less than one diameter apart). Lateral surface of mesopleuron finely rugose, mat. Metasomal tergum II finely, somewhat dense punctate (punctures about one diameter apart). Female flagellomeres VI–IX twice as long as wide. Male flagellomeres I–III not concave ventrally, flagellomeres VI–IX longer than wide, foretibia not modified. Distribution. Italy, Slovenia, Croatia, Serbia, Czech Republic, Hungary, Bulgaria, Ukraine, Turkey, Russia (Rostovskaya Oblast), Azerbaijan.

Published as part of Nemkov, Pavel G., 2015, The digger wasps of the genus Didineis Wesmael (Hymenoptera: Crabronidae: Bembicinae) of Russia and adjacent territories, with a key to species and new synonymies, pp. 391-400 in Zootaxa 3941 (3) on page 398, DOI: 10.11646/zootaxa.3941.3.5, http://zenodo.org/record/236033