1 Institute of Biology, Scientific Research Centre, Slovenian Academy of Sciences and Arts, Ljubljana, Slovenia.
2 Department of Biology, Biotechnical faculty, University of Ljubljana, Ljubljana, Slovenia.
3 National Collection of Natural History, Office of Environment, Vaduz, Liechtenstein.
4 Department of Invertebrates, Natural History Museum, Bern, Switzerland.
5 Institute of Biology, Scientific Research Centre, Slovenian Academy of Sciences and Arts, Ljubljana, Slovenia ; National Museum of Natural History, Smithsonian Institution, Washington, DC, United States of America.