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Roosevelt, R. B. The Game Birds of the Northern States of America. 

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Salvin, O. On the Genus C Indus. Ibis, 2d Ser., Vol. Ill, pp. 109-122, 

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Schmarda, L. K. Die geographische Verbreitung der Thiere, 3 Bd. 

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Sclater, P. L. Catalogue of a Collection of American Birds, belong- 

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Sclater, P. L. On the general Geographical Distribution of the Mem- 

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Sclater, P. L. Notes on Krueper's Nuthatch and on the other known 

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Sclater, P. L. Notes on the Genera and Species of Cypselidce. Proc. 

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Sclater, P. L. Notes upon the American Caprimulgidce. Proc. Zool. Soc. 

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Sclater, P. L., and Salvin, O. Notes on the Species of the Genus 

 Asturina. Proc. Zobl. Soc. Lond., 1869, pp. 129-134. (7 species.) 



Sclater, P. L., and Salvin, O. Synopsis of the American Rails (Pallida.) 

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Sclater, P. L., and Salvin, O. Exotic Ornithology. 4to. London, 1866 

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Selys-Longchamps, Edm. de. Sur les Oiseaux americains admis dans la 

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[Sharpe, R. B. A Monograph of the Alcedinidce, or Family of Kingfishers. 

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Slxdevall, C. J. Conspectus Avium Picinarum. 1 vol. 8vo. pp. 116. 

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Sun devall, C. J. Conspectus Generis Dendrcecce. Ofvers. Kongl. Vetensk. 

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Taylor, G. C. Birds observed during two Voyages across the North 

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Verrill, A. E. On the supposed Eastward Migration of the Cliff Swal- 

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Verrill, A. E. Report of some Investigations upon the Geographical 

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