Results of the Austrian-Ceylonese Hydrobiological Mission 1970 of the 1st Zoological University Institute of Vienna (Austria) and the Department of Zoology of the University of Ceylon, Vidyalankara Campus, Kelaniya (Sri Lanka) PART XVI:The Ceylonese Trichoptera
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Results of the Austrian-Ceylonese Hydrobiological Mission 1970 of the 1st Zoological University Institute of Vienna (Austria) and the Department of Zoology of the University of Ceylon, Vidyalankara Campus, Kelaniya (Sri Lanka) PART XVI:The Ceylonese Trichoptera