1. National Museum, Department of Entomology , Cirkusová 1740, CZ– 193 00 Praha 9 –Horní Počernice, Czech Republic
2. Charles University , Faculty of Science, Department of Parasitology , Viničná 7, CZ–128 44 Praha 1 , Czech Republic
3. Institute of Parasitology, Czech Academy of Sciences , České Budějovice , Czech Republic
4. University of Prešov , Faculty of Humanities and Natural Sciences, Department of Ecology , 17. novembra 1, SK– 081 16 Prešov , Slovakia