title: Key for Identification of the Ladybirds (Coleoptera: Coccinellidae) of European Russia and Russian Caucasus (Native and Alien Species)
abstract: Although ladybirds of European Russia and the Caucasus have been the subject of numerous ecological and faunistic investigations, there is an evident lack of appropriate identification key for them. All previous keys have been published in Russian. The most modern key was published more than 50 years ago and included only about 60 % of species. Guides for identification of Coccinellidae of other countries are not appropriate for European Russia, since do not include many species occurring in the
journal: Preprints.org