. Beiträge zur Kenntnis des Baues der einheimishcen Planorbiden ... Planorbidae. Sk- 31m,.. Jf. 5 V. Jf. J Y. V W tl 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 Buchner, Otto, 1862-1897. Stuttgart [K. Hofbuchdruckerei zu Guttenberg (Carl Grüninger)]

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Keywords: ., bookcentury1800, bookcollectionbiod, bookdecade1890, bookyear1890