. Die Molluskenfauna und das Alter der Paraná-Stufe. Mollusks, Fossil; Geology. . Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Borchert, Aloys. Stuttgart : E. Schweizerbart

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Keywords: ., bookcentury1900, bookdecade1900, booksubjectgeology, bookyear1901