DISTRIBUTION AND BIOLOGICAL FEATURES OF CERUCHUS CHRYSOMELINUS (HOCHENWARTH, 1785) IN YAROSLAVL AND VOLOGDA REGIONS
14 populations of Ceruchus chrysomelinus were found in the Yaroslavl region, 5 in the Vologda region. Most of them are located at the protected areas. C. chrysomelinus has a four-year development cycle and is associated with mature or premature forests, where are the large numbers of birch and spruce dead trunks, and they decompose according to the «brown rot» type.