A REVIEW OF LEAF BLOTCH MINERS OF THE GENUS PHYLLONORYCTER HÜBN. (LEPIDOPTERA, GRACILLARIIDAE) IN THE MIDDLE VOLGA AREA WITH A KEY TO SPECIES USING MORPHOLOGICAL CHARACTERS OF FEMALE GENITALIA
Data on the fauna and bionomics of the leaf blotch miner genus Phyllonorycter Hübn. in the Middle Volga Area are reported. Twenty-eight species have been reared from leaf mines on more than 20 species of hosts in the investigated area. As harmful species, Phyllonorycter medicaginella (infesting herbaceous legumes), Ph. apparella (larvae produce heavy infestations of poplar leaves), and Ph. issikii. A new to the region species attacking lindens. Details of the female genitalia in Phyllonorycter are reported and their characxters are for the first time used for species diagnostics. A key to 13 Phyllonorycter species is given with data on the host plants.