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 types (holotypes, paratypes, lectotypes and paralectotypes) of species of the families Cypselosomatidae, Micropezidae, and Tethinidae (Diptera, Acaliptratae) described by T. Becker, V. L. Beschovski and E. P. Nartshuk, A. L. Ozerov, A. I. Shatalkin and Á. Soós, which are kept 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.