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 <i>Phyllonorycter</i> 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, <i>Phyllonorycter medicaginella</i> (infesting herbaceous legumes), <i>Ph. apparella</i> (larvae produce heavy infestations of poplar leaves), and <i>Ph. issikii</i>. A new to the region species attacking lindens. Details of the female genitalia in <i>Phyllonorycter</i> are reported and their characxters are for the first time used for species diagnostics. A key to 13 <i>Phyllonorycter</i> species is given with data on the host plants.