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REFERENCES BURLA, H. et G. BÄCHLI (1968): Beitrag zur Kenntnis der schweizerischen Dipteren, insbesondere Drosophila-Arten, die sich in Fruchtkörper von Hutpilzen entwickeln. Vierteljahrsschrift Nat. Ges. Zürich, 113: 311-336. DELY-DRASKOVITS, Á. et L. PAPP (1973): Systematical and ecological investigations of flv pests of mushrooms in Hungary. V. Drosophilidae (Diptera). - Folia Ent. Hung.

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: 21-29. HACKMAN, W. (1954): Die Drosophila-Arten Finnlands. - Not. Ent., 34: 130-139. HACKMAN, W. (1955): On the genera Scaptomyza Hardy and Parascaptomyza Duda (Dipt.

, Drosophilidae). - Not. Ent., 35: 74-91. HACKMAN, W. (19 57): Beiträge zur Kenntnis der Drosophiliden des Leningradgebietes. Not. Ent., 37: 17-22. HACKMAN, W. (1972): Sphaeroceridae from Estonia and Latvia (Diptera). - Not. Ent., 52.: 84-88. NARTSHUK, E. P. (1970): 89. Sem. Sphaeroceridae (Borboridae, Cypselidàe) - In: Opredeliteli nasekomych evropeyskoy .... 5/2: 336-355. (In Russian). PAPP, L. (1972): Systematical and ecological investigations on fly pests of fungi in Hungary. II. Sphaeroceridae and Asteiidae (Diptera). - Ann. Hist.-nat. Mus. Nat. Hung., 64

: 315-317. PAPP, L. (1979): New species and records of Sphaeroceridae (Diptera) from the USSR. Ann. Hist.-nat. Mus. Nat. Hung., 71: in print. STACKELBERG, A.A. (1970): 97. Sem. Drosophilidae - Plodovye roushki.' - In: Opredeliteli nasekomych evropeyskoy ..., 5/2: 390-399. (In Russian). Author'

s address: Dr. L. PAPP Zoological Department Hungarian Natural History Museum H-1088 Budapest Baross u. 13. Hungary