1. Mendel University in Brno, Department of Zoology, Fisheries, Hydrobiology and Apiculture, Zemědělská 1, 613 00 Brno, Czech Republic; e-mail: bezdek@mendelu.cz
2. Kerala Agricultural University, Department of Agricultural Entomology, College of Agriculture, Vellayani, Trivandrum, Kerala, India 695522; e-mail: viswajyothi14@gmail.com