Abstract
This paper presents important faunistic records obtained from the territory of the Czech and Slovak Republics in 2022. Two new non-native species, Lauria cylindracea and Mieniplotia scabra, were recorded indoors, and also two new non-native species Cochlicella acuta and Testacella haliotidea were found outdoors in the Czech Republic.
New occurrences of the non-native species Ambigolimax valentianus, Corbicula fluminea, Cornu aspersum, Ferrissia californica, Helix lucorum, Krynickillus melanocephalus, Sinanodonta woodiana and Tandonia kusceri were confirmed. New records of several endangered species, e.g.
Anisus septemgyratus, Gyraulus acronicus, Vertigo moulinsiana, Margaritifera margaritifera, Pisidium amnicum, P. hibernicum, P. globulare, P. pseudosphaerium, Pseudanodonta complanata, Sphaerium nucleus and Unio crassus, are also presented. Location data are published with all details in a supplementary table.