1. Department of Botany and Zoology, Faculty of Science, Masaryk University, Kotlářská 2, 611 37, Brno, Czech Republic
2. Institute of Parasitology, Biology Centre, Academy of Sciences of the Czech Republic, Branišovská 31, 370 05, České Budějovice, Czech Republic
3. Clinic of Avian, Reptiles and Small Mammals Diseases, University of Veterinary and Pharmaceutical Sciences Brno, Palackého 1/3, 612 42, Brno, Czech Republic