. Bulletin of the Museum of Comparative Zoology at Harvard College. Zoology. 348 Bulletin Museum of Comparative Zoology, Vol. 148, No. 7. A. a. tacarcunae O atricapillus ® A. t. ba silic us ® pe ri ja n us » la ren sis (D phaeopleurus O phygas € assimili s W n i g r i f ro n s ® Figure 19. Distribution of A. atricapillus and the centrally located races of A. torquatus. Birds from tfie West- ern Andes have not been examined but are presumed to be referable to nominate Please note that these images are extracted from scanned page images that may have been digitally enhanced for re

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. Bulletin of the Museum of Comparative Zoology at Harvard College. Zoology. 348 Bulletin Museum of Comparative Zoology, Vol. 148, No. 7. A. a. tacarcunae O atricapillus ® A. t. ba silic us ® pe ri ja n us » la ren sis (D phaeopleurus O phygas € assimili s W n i g r i f ro n s ® Figure 19. Distribution of A. atricapillus and the centrally located races of A. torquatus. Birds from tfie West- ern Andes have not been examined but are presumed to be referable to nominate 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 Harvard University. Museum of Comparative Zoology. Cambridge, Mass. : The Museum

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Keywords: ., bookauthorharvarduniversity, bookcentury1900, booksubjectzoology