Types of the Dipterans of the Families Cypselosomatidae, Micropezidae, and Tethinidae (Diptera, Acalyptratae) in the Collection of the Zoological Institute of the Russian Academy of Sciences in St. Petersburg

A catalogue of the types (holotypes, paratypes, lectotypes, and paralectotypes) of the species of the families Cypselosomatidae, Micropezidae, and Tethinidae (Diptera, Acalyptratae) described by T. Becker, V.L. Beschovski, E.P. Nartshuk, A.L. Ozerov, A.I. Shatalkin, and A. Soos, deposited in the collection of the Zoological Institute of the Russian Academy of Sciences in St. Petersburg, is presented. The lectotype of Calobata nigrolamellata Becker, 1907 is designated. Photographs of the specimens and their labels are given.