Psylla foersteri Flor 1861

Psylla foersteri Flor, 1861 Feeds on Alnus spp. (Głowacka 1989); we collected adults on Alnus glutinosa (L.) Gaertn., which is one of the confirmed host plants (Ossiannilsson 1992). Distribution General distribution. Europe, North Africa, Caucasus, Middle East, alien in New Zealand. Distribution in Bulgaria (Fig. 90 b). Published records: PSA, PSP, PVL, PVS, ROP, RRW (Joakimov 1909, Klimaszewski 1965, Głowacka and Harizanov 1983, Głowacka 1989, Pramatarova et al. 2021, Pramatarova et al. 2023). Material examined: BN, PKG, PKZ, PSA, PSP, PVV, ROM, ROP, RPM, RPR. Diagnosis Adult (Fig. 90 a) and fifth-instar immature. Ossiannilsson (1992).