The type specimens for names of bee taxa in the genus Andrena Fabricius, 1775, described by V.B. Popov and which are deposited in the Zoological Institute, Russian Academy of Sciences (St. Petersburg) are reviewed. Primary types of 19 taxa are illustrated and detailed information is provided. New synonymies are established for Andrena chengtehensis Yasumatsu, 1935 (= A. nova Popov, 1940, syn. nov.) and A. skorikovi Popov, 1940 (=A. firuzaensis Popov, 1940, syn. nov.; =A. firuzaensis popovella Gusenleitner & Schwarz, 2002, syn. nov.; = Andrena iranella Popov, 1940, syn. nov.). Based on study of the the lectotype, we consider Andrena discophora transhissarica Popov, 1958, stat. rev., at the subspecific level, and not as a distinct species, as opposed to Shebl & Tadauchi (2011). Lectotypes are here designated for the following twelve nominal taxa: Andrena alashanica Popov, 1949, A. discophora transhissarica Popov, 1958, A. eoa Popov, 1949, A. fedtschenkoi djumensis Popov, 1947, A. firuzaensis Popov, 1940, A. iranella Popov, 1940, A. lebedevi Popov, 1940, A. nanshanica Popov, 1940, A. nova Popov, 1940, A. shakuensis Popov, 1949, A. subconsobrina Popov, 1949, and A. tadzhica Popov, 1949.