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Novitates conchologicae . LX ' Hlix Pollensis Pfr typus Var Hector Pfr Var Portei Pfr Var Ajax Pl'r hithogr it Druck TA Fischer in Cassel Pl LX Illustration biodiversitylibrary org title Fischer Theodor Pfeiffer Ludwig Georg Karl Biodiversity Heritage Library Novitates conchologicae Series prima Mollusca