Hafellner, J 1990: Lichenicolous fungi as indicators of generic and family limits in the Lecanorales (s. ampl.). - In: Reisinger, A/Bresinsky, A (eds.): Fourth International Mycological Congress, Abstracts. . University of Regensburg, Regensburg pp. 21. [RLL List # / Rec.# 7263] Keywords: ABSTRACTS/ CLASSIFICATION/ LICHENICOLOUS/ TAXONOMY