Bossmaessler, Jconographie VII. 



207. 



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lüh. V- Werner i Vinlgr. Frankfurt '^.^K 



2102, Anodoata Vescoiana ßparß. 2103. Sphaerium ripicola Lmrt. 2104. Sph-Scaldianum Norm.2105. Sph. pallidum Gray. 



