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Keywords from Image Description:
Die land und ssswasser Conchylien der Vorwelt . andberger Landund SsswConchylien Taf XK Gez uIIltE ScHlotterljeGk Sphaerium cosinense Stche mdahzstergesna Stcmatojists xrassicostcctco iL xosinensis xd Fahidomizs hicindzcs zd cosuwnsis zd Helix janffiracofChila Cgrencc sizborbiadaris Deslv Stacke Kreidel's YetU in