1 | Regional Office Kokořínsko – Máchův kraj Protected Landscape Area Administration, Nature Conservation Agency of the Czech Republic, Mělník |
2 | Department of Malacology, Institute of Zoology and Biomedical Research, Jagiellonian University, Poland |
3 | Department of Invertebrate Evolution, Institute of Zoology and Biomedical Research, Jagiellonian University, Poland |
4 | Department of Comparative Anatomy, Institute of Zoology and Biomedical Research, Jagiellonian University, Poland |