Butterflies (Lepidoptera, Papilionoidea) of Karelia: I. An annotated species list of Hesperiidae, Papilionidae, Pieridae and Lycaenidae

The data on the butterfly fauna of the Republic of Karelia and adjacent areas of East Fennoscandia are summarized. The list for the Republic of Karelia includes 89 species, another 19 species are known for the Karelian districts of Finland and the Leningrad region. The first report is devoted to four families of the butterflies. The distribution of each species in the region is briefly characterized.