"Sp. no.";Species;"Site numbers";Countries;"No. of sites (tot.)";"Number of individuals (total)";"Median site" 1;"Cacopsylla saliceti (Foerster, 1848)";"2 – 7, 10 – 15, 19, 20, 20a, 21, 24";"Gr, Bu, Ro, Hu, Po, Li";17;224;"12 (S)" 2;"Cacopsylla moscovita (Andrianova, 1948)";"23, 27, 28";"Po, La, Es";3;22;"27 (M)" 3;"Cacopsylla propinqua (Schaefer, 1949)";42;No;1;38;"42 (N)" 4;"Cacopsylla sp. [S6H6]";6;Bu;1;2;"6 (S)" 5;"Cacopsylla pulchra (Zetterstedt, 1840)";"1, 4, 7, 15, 18, 19, 25 – 31";"Gr, Bu, Hu, Po, Li, La, Es, Fi";13;>198;"25 (W)" 6;"Cacopsylla sp. [S17H2]";17;Po;1;1;"17 (M)" 7;"Cacopsylla brunneipennis (Edwards, 1896)";"15, 30 – 32, 34, 35, 42";"Hu, Fi, No";7;274;"32 (N)" 8;"Cacopsylla zaicevi (Šulc, 1915)";41;No;1;6;"41 (N)" 9;"Cacopsylla ambigua (Foerster, 1848)";"12, 23, 26, 28, 30, 32, 33, 35";"Ro, Po, La, Es, Fi";8;118;"29 (W)" 10;"Cacopsylla abdominalis (Meyer-Dür, 1871)";"24, 26 – 29";"Li, La, Es";5;32;"27 (M)" 11;"Cacopsylla nigrita (Zetterstedt, 1828)";40;No;1;2;"40 (N)" 12;"Bactericera striola Ossiannilsson, 1992";"27, 30 – 38";"La, Fi";10;73;"33.5 (N)" 13;"Bactericera curvatinervis (Foerster, 1848)";"12, 17 – 20, 23, 28, 39";"Ro, Po, Es, Fi";8;26;"19.5 (W)" 14;"Bactericera cf. parastriola Conci, Ossiannilsson & Tamanini, 1988";"37 – 41";"Fi, No";5;96;"39 (N)" 15;"Bactericera sp. [S21H4]";21;Po;1;4;"21 (M)" 16;"Bactericera salicivora (Reuter, 1876)";33;Fi;1;1;"33 (N)" 17;"Bactericera albiventris (Foerster, 1848)";"2 – 8, 11 – 17, 19, 20, 22, 26, 28, 34";"Gr, Bu, Ro, Hu, Po, La, Es, Fi";20;128;"13.5 (W)"