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1917. The subspecies ■ of Eesperiphona vespertina. Condor, 19, 17-22, text 



figs. 



1918. The subspecies of the mountain chickadee. Univ. Calif. Publ. Zool., 



17, .505-515, 3 figs, in text. 

 1923. The status of the Eocky Mountain downy woodpecker in California. 

 Condor, 25, 30-31. 



IIOLLISTEE, N. 



1911. A systematic synopsis of the muskrats. U. S. Dept. Agr., Biol. Surv., 



]Sr. Am. Fauna, 32, 47 pp., 6 pis. 

 1912a. New mammals from Canada, Alaska, and Kamchatka. Smithson. 



Misc. Coll., 56, no. 35, 8 pp., 3 pis. 

 19126. Mammals of the Alpine Club expedition to the Mount Eobson region. 



Canadian Alpine Journal, special number, _pp. 1-44, pis. 1-12. 



IIOWELL, A. H. 



1915. Revision of the American marmots. U. S. Dept. Agr., Biol. Surv., 

 N. Am. Fauna, 37, 80 pp., 15 pis., 3 figs, in text. 



Meinbrtzhagen, E. 



1921. Some preliminary remarks on the velocity of migratory flight among 

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Merriam, C. H. 



1896. Synopsis of the weasels of North America. tJ. S. Dept. Agr., Div. 

 Ornith. and Mam., N. Am. Fauna,. 11, 44 pp., 5 pis., 16 figs, in text. 



Nelson, E. W. 



1909. The rabbits of North America. U. S. Dept. Agr., Biol. Surv., N. Am. 

 Fauna, 29, 814 pp., 13 pis., 19 figs, in text. 



Oberholser, H. C. 



1904. A revision of the American great horned owls. Proc. U. S. Nat. Mus., 

 27, 177-192. 



1907. A New Agelaius from Canada. Auk, 24, 332-336. 



Ogilvie-Grant, W. R. 



1893. Catalogue of the game birds (Pterocletes, Gallinae, Opisthocomi, 

 Hemipodii) in the collection, of the British Museum. Catalogue of 

 Birds, 23, x\'i + 585 pp., 8 pis., text figs. 



Osgood, W. H. 



1909. Revision of the mice of the American genus Peromyseus. IT. S. Dept. 

 Agr., Biol. Surv., N. Am. Fauna, 28, 285 pp., 8 pis., 12 figs, in text. 



Eeichenow, a. 



1908. Neue Vogelarten. Ornith. Monatsber., 16, 191. 



Bkoads, S. N. 



1893. Notes on certain "Washington and British Columbia birds. Auk, 10, 

 16-24. 



RiDGWAT, R. 



1904. The birds of North and Middle America. U. S. Nat. Mus. Bull., 50, 



pt. Ill, XX + 801 pp., 19 pis. 

 1914. Idem, pt. VI, xx + 882 pp., 36 pis. 



Riley, J. H. 



1911. Descriptions of three new birds from Canada. Proc. Biol. Soc. Wash., 

 24, 233-236. 



