. Die Organisation der Turbellaria Acoela. , Acoelen. 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 Graff, Ludwig von, 1851-1924. Leipzig : W. Engelmann

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Keywords: ., bookcentury1800, bookdecade1890, bookpublisherleipzigwengelmann