. Bulletin of the Museum of Comparative Zoology at Harvard College. Zoology. Prenti s s—Otocyst Cv: istahfa M i\ \\ aetot- -;>^">a;,|. 'ph. "' .X--"""^. 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 Harvard University. Museum of Comparative Zoology. Cambridge, Mass. : The Museum

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Keywords: ., bookauthorha, bookcentury1900, bookdecade1900, booksubjectzoology