The bees of the genus Fabricius, 1775 (Hymenoptera, Andrenidae) described by Ferdinand Morawitz from the collection of Aleksey Fedtschenko.

The type specimens of the genus Fabricius, 1775, described by Ferdinand Morawitz from the collection of Aleksey Fedtschenko deposited in the Zoological Museum of the Moscow State University and in the Zoological Institute, Russian Academy of Sciences, St. Petersburg (Russia), are critically reviewed. Precise information with illustrations of types for 52 taxa is provided; of these 39 species are valid and thirteen are invalid (ten synonyms and three homonyms). Lectotypes are here designated for the following 24 nominal taxa: Morawitz, 1876, Morawitz, 1876, Morawitz, 1876, Morawitz, 1876, Morawitz, 1876, Morawitz, 1876, Morawitz, 1876, Morawitz, 1876, Morawitz, 1876, Morawitz, 1876, Morawitz, 1876, Morawitz, 1876, Morawitz, 1876, Morawitz, 1876, Morawitz, 1876, Morawitz, 1876, Morawitz, 1876, Morawitz, 1876, Morawitz, 1876, Morawitz, 1876, Morawitz, 1876, Morawitz, 1876, Morawitz, 1876, and Morawitz, 1876.