. The structure and classification of birds . Fia. 105.—Anconal Aspect of LeftHumerus of Micropus melanoleu-cus (after Shufeldt)., pneumatic fossa. Fig. 106.—Palmae Aspect of£;sameBone (after Shufeldt). both the famihes of the Macrochires, whence, of course, thename. The nearest approach in length of hand is shownin the swallows, petrels, and, oddly enough, in the penguins.

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Keywords: ., bookcentury1800, bookdecade1890, booksubjectbirds, bookyear1898