Distribution and some biological data of sycamore lace bug – Corythucha ciliata say (Heteroptera, Tingidae) in Georgia

The article describes invasion of the dangerous pest, sycamore lace bug Corythucha ciliata from Krasnodar District and its spread all over Georgia. The main biological aspects of the pest are studied: flight of imago, laying of eggs, life of nymphs, forms of damage and their estimation according to 5-grade scale. We also measured all phases of the pest (50 specimens each) by means of the microscope“МБС-1” 8x with diopter scale. We established the difference of male and female imago of the Georgian population of the pest according to the form of abdomen. The abdomen of female is rounded, and the end of the male's abdomen is rather tapered. Financial support from the government is necessary, similarly to other countries, for the control of the pest, comprehensive study of sycamore lace bug C. ciliata Say – serious pest of city plantings of plane tree for safe biological control of the pest in Georgia.