. A century of progress in the natural sciences, 1853-1953. Natural history -- History; Natural history. I I I I I. Figure 2. Phyletic scheme after Bower, 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 California Academy of Sciences. San Francisco

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Keywords: ., bookcentury1900, bookpublishersanfran, booksubjectnaturalhistory