. Carnegie Institution of Washington publication. . 42! \\ PLATE 71 '• .-., ff- ,\ \ , V**" -J • "' — -a "i *" \» .—j»-"•«'.*-'. i .*>:(! b^._ JJ-, - - —:is . - • .. •'•..,'• ••' jk *-. . • • :s 422. 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 Carnegie Institution of Washington. Washington, Carnegie Institution of Washington

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