Plži Obory Hvězda, Petřína a Vyšehradu v Praze [Gastropods of the Hvězda Game Reserve, Petřín and Vyšehrad in Prague]

Mollusc fauna of three protected areas in the capital Czech Republic, Prague, was revised after 25 years (Hvězda Game Reserve, Petřín) or studied for first time (Vyšehrad). In total, 56 molluscs species were found and survival endangered Vertigo angustior Nesovitrea petronella Hvězda Reserve verified. Generally, some sensitive well-preserved localities are being replaced by weed species, including non-indigenous ones such as invasive Arion vulgaris, southern element Monacha cartusiana. On other hand, woodland Arianta arbustorum, Urticicola umbrosus, Eucobresia diaphana, silvaticus Lehmannia marginata apparently spread Prague.