S. Mahunka szerk.: Folia Entomologica Hungarica 49. (Budapest, 1988)

New data: Hungary: Budapest, 1983, Rosasp., leg. Szabó; Budapest-Botanical Garden, 19.08.1985, Rosa sp., leg. Nagy, F: 3 (110). 11. Dialeurodes citri (Ashmead, 1885). According to MOUND and HA I SE Y (1978) this is a polyphagous species, mostly on arboreal plants, but in Europe known from Citrus spp. Distribution: Widely distributed in warmer climates. Europe: Italy, U.S.S.R; the occurrence in France was not mentioned in the MOUND and HALSEY (1978) catalogue, however, it was reported earlier from this country by G EN DU SO f 1970}. New data: France: Antibes, 20.10. 1979, Citrus deliciosa, (64); Valbonne, 21.10.1979, Citrus sp., (65). 12. Pealius quercus (Signorét, 1868). According to MOUND and HALSEY (1978) this is a polyphagous species, mostly on arboreal plants. Distribution: Austria, Czechoslovakia, Denmark, England, Germany, Hungary, Ireland, Poland, Spain, Sweden, U.S.S.R.; the occurrence of this species in Rumania was not mentioned in the MOUND and HALSEY (1978) catalogue however, it was reported earlier from this country by DOBREANUi and MANOLACHE (1969), Netherlands (BINK et al. 1980), Finland (HULDÉN 1986). New data: I. Czechoslovakia: Smolenice, 21. 11. 1978, Fagus silvatica, F: 1 (40), II. G. D. R. : Eberswalde, 27.10.1982, Carpinus betulus, F: 1 (80); Eberswalde, 27.10.1982, Fagus silvatica, F: 1 (82); Eberswalde, 27. 10.1982, Tilia platyphyllos, F: 1 (83). III. Hungary: BudapestTurul utca, 26.09.1979, Castanea sativa, F: 1 (51). 13. Siphoninus phillyreae (Haliday, 1835). According to MOUND and HALSE Y (1978) this is a polyphagous species, mostly on arboreal plants. Distribution: Austria, Corsica, Czecho Slovakia, Cyprus, England, France, Germany, Hungary, Ireland, Italy, Poland. Rumania, Spain, U.S.S.R., Yugoslavia and some other countries from other regions. New data: I. Bulgaria: Kresna, 14.05.1983, Ulmus(?)sp., leg. Nagy, F: 1 (102); Sofia-Vitosa, 3. 10. 1982, Fraxinus excelsior, F:2 (86), new species for Bulgarian fauna. II. Hungary: BudapestPetőfi park, 23.08. 1979, Crataegus oxyacantha, F:3 (43); BudapestPetőfi park, 23.08.1979, Spiraea sp., F: 1 (44); Csákvár-Rókahegy, 6.10.1982, Fraxinus ornus, leg. Szentkirályi, F:3 (79); Sikfőkut, 29.08.1987, Crataegus monogyna, F:2 (134). III. Rumania: Bucharest, 19. 10. 1982, Crataegus monogyna, F: 3 (97). 14. Trialeurodes packardi (Morrill, 1903). According to MOUND and HALSEY (1978) this is a polyphagous species, on arboreal and herbaceous plants, too. A pest of Fragaria spp. (BORNER 1956, KOZÁR et al. 1987). Distribution: North America, in Europe: Hungary (KOZÁR et al., 1987). New Data: Hungary: Budapest-ördögárok utca, 22.09. 1986, Fragaria ananassi, F: 4 (134); Budapest-Ördögárok utca, 14.10.1987, Fragaria ananassi, F: 3 (142). 15. Trialeurodes vaporariorum (Westwood, 1856). According to MOUND and HALSEY (1978) this is a polyphagous species, on arboreal and herbaceous plants, too. Distribution: Worldwide, in Central and North Europe only in indoor conditions. New data: I. Hungary: Debrecen-Botanical Garden, 24.01.1978, Adansonia digitata, leg. Mészáros, F: 2 (34). II. Rumania: Bucharest, 19.10.1982, Acer saccharinum, F: 1 (94); Bucharest, 18.10.1982, Fraxinus excelsior, F: 1 (92); Bucharest, 20.10.1982, Lonicera glauca, (101); Bucharest, 20.10.1982, Spiraea sp. (100). III. U. S. S. R. : Samarkand, 13.11. 1983, Citrus limon, F: 3 (74). REFERENCES BINK, F.A.; BINK-MOENEN, R. M. and J. WOETS (1980): Wittevliegen in Nederland (Homoptera: Aleyrodidae). - Ent. Ber., 40: 3-9. BÖRNER, C. (1956): Aleyrodina. - In: Handbuch der Pflanzenkrankheiten, 5:2, Red: P. Sorauer, Paul Parey, Berlin-Hamburg, 399 pp. DANZIG, E. M. (1964): Aleyrodinea. - In: Opredelitel nasekomyh Evropeiskoi chasti S.S.S.R. I, Red: G. Y. Bej-Bienko, Izd. Nauka, Leningrad, 935 pp. DOBREANU, E. and C. MANOLACHE (1969): Homoptera Aleyrodoidea, Subfamilia Aleyrodinea. - Fauna Republ. Pop. Rom. Insecta 8 (5), Editura Academiei, Bucuresti, 152 pp.