This book discusses the settlement history of the Colorado potato beetle (CPB) in the European part of the former USSR territory. Information collected about the appearance of hotbeds of CPB on the territory of South Urals is also presented. The data regarding voltinis, phenological timing of CPB generations developing, kinds of species diapause in the South Urals are discussed. Comparison of the number of particular ontogenetic stages of the Colorado potato beetle on potato plantations is carried out according to the data obtained over an 80 year period, as well as in 2007-2009.