1. Department of Genetics and Biosystematics, Faculty of Biology, University of Gdańsk, Gdańsk, Poland
2. Department of Marine Plankton Research, Institute of Oceanography, University of Gdańsk, Gdynia, Poland
3. Department of Morphology, Systematics and Phylogeny of Animals, Faculty of Biology, University of Belgrade, Belgrade, Serbia
4. Sector for Monitoring and Cadastre of Animal World, Scientific and Practical Center of the National Academy of Sciences of Belarus for Biological Resources, Minsk, Belarus
5. Department of Biology and Ecology, National Antarctic Scientific Center of Ukraine, Kyiv, Ukraine
6. Institute of Molecular Biology and Genetics, National Academy of Science of Ukraine, Kyiv, Ukraine
7. Department of Animal Taxonomy and Ecology, Faculty of Biology, Adam Mickiewicz University, Poznań, Poland
8. Department of Bioenergetics, Faculty of Biology, Adam Mickiewicz University, Poznań, Poland