. The Auk. Birds. iSSs.] Shufeldt on the Beak of the Short-tailed Albatross. 177 son, a condition known to occur among the Alcidas, as has been so well described through the admirable researches of L. Bureau, Stejneger, and Figure 3. Left lateral view of the beak of Diomedea brachyura. A still younger specimen than No. 2. Reduced one-half from nature. If we examine the beak of the adult Albatross shown in figure 1, it is at once noticeable that its general form differs very mate- rially from the younger birds. This difference as a whole consists in a somewhat greater depth for the len
. The Auk. Birds. iSSs.] Shufeldt on the Beak of the Short-tailed Albatross. 177 son, a condition known to occur among the Alcidas, as has been so well described through the admirable researches of L. Bureau, Stejneger, and Figure 3. Left lateral view of the beak of Diomedea brachyura. A still younger specimen than No. 2. Reduced one-half from nature. If we examine the beak of the adult Albatross shown in figure 1, it is at once noticeable that its general form differs very mate- rially from the younger birds. This difference as a whole consists in a somewhat greater depth for the length of the beak as com- pared with the less matured individuals. The arch of the ante- rior extremity of the culmen formed by the piece marked a is considerably more convex in the adult than it is in figure 2, for instance, and the relation of this piece to the surrounding pieces, 6, d, and g, is by no means exactly the 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 American Ornithologists' Union. Washington, D. C. : American Ornithologists' Union, etc.
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectbirds, bookyear1884
