The gastropod fauna of the glen Kotlina Wa³brzyska and highlands Pogórze Wa³brzyskie was studied in 1993-1995. A total of 89 species were collected from 63 localities. The following species are rare in the Sudetes: Segmentina nitida (O. F. Müll.), Succinea elegans Risso, Vertigo antivertigo (Drap.), Arion silvaticus Lohmander, Vitrea contracta (Wstld), Daudebardia rufa (Drap.), Tandonia rustica (Millet), Clausilia parvula Fér., Balea perversa (L.), Helicodonta obvoluta (O. F. Müll.) and Causa

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... losericeum (Studer). The fauna of the glen Kotlina Wa³brzyska differs from that of the highlands Pogórze Wa³brzyskie, the former being much poorer as a result of the strong anthropopressure. Zoogeographically, widely distributed species (Holarctic, Palaearctic, Eurosiberian, European) constitute most of the studied fauna (51.6%).