1. University of Wrocław, Department of Biodiversity and Evolutionary Taxonomy, Myrmecological Laboratory, Wrocław, Poland e-mail: / ORCID: 0000-0002-8951-9102
2. Institut de Biologia Evolutiva (CSIC-UPF), Barcelona, Spain e-mail: / ORCID: 0000-0002-0707-7495
3. University of Wrocław, Department of Biodiversity and Evolutionary Taxonomy, Myrmecological Laboratory, Wrocław, Poland e-mail: / ORCID: 0000-0001-5668-685
4. University of Ljubljana, Biotechnical Faculty, Department of Biology, Ljubljana, Slovenia / e-mail:
5. Department of Zoology and Anthropology, Faculty of Biology, Sofia University, Sofia, Bulgaria e-mail: / ORCID: 0000-0003-0811-0768
6. Institut de Biologia Evolutiva (CSIC-UPF), Barcelona, Spain e-mail: / ORCID 0000-0002-2447-4388
7. University of Wrocław, Department of Biodiversity and Evolutionary Taxonomy, Myrmecological Laboratory, Wrocław, Poland e-mail: / ORCID 0000-0003-0811-2309