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. Contributions to the natural history of the Acalephae of North America. Hydromedusae; Ctenophora; Marine animals. T. HIPPOCRENF S UPtRCIllARIS Agass. 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 Agassiz, Louis, 1807-1873; American Academy of Arts and Sciences. [Boston : American Academy of Arts and Sciences
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Keywords: ., bookcentury1800, bookdecade1850, booksu, booksubjectmarineanimals