HORSÁK, M., ČEJKA, T., JUŘIČKOVÁ, L., BERAN, L., HORÁČKOVÁ, J., HLAVÁČ, J. Č., DVOŘÁK, L., HÁJEK, O., DIVÍŠEK, J., MAŇAS, M., LOŽEK, V. (2020). Check-list and distribution maps of the molluscs of the Czech and Slovak Republics [online]. Bratislava: Institute of Zoology, Slovak Academy of Sciences, 2018 [cit. 2018-07-16]. Dostupné online <http://mollusca.sav.sk/malacology/checklist.htm> checklist updated at January 12, 2021.