088 hecenthj /mhlished ■Omitlio/of/ica/ Works. [Ibis, 



that ill many cases birds return to tlie same spot not only to 

 nest but to winter, and also tliat birds when migrating often 

 resort to the same feeding places along the migration route 

 year after year. The paper contains full directions for 

 trapping, banding, and recording the observations on a card 

 system so as to easily work up the results. 



Bangs and Penard on neiv Hanks. 



[Two new American Hawks. B}^ ()utr<im Bangs and Thomas Edward 

 Penard. Proc. New Engl. Zoiil. Club, vii. 1920, pp. 45-47.] 



Accipiter superciliosus e.ritiosus from Costa Rica and 

 Elanus leucurus majusculus from California are described as 

 new subspecies. 



Bannerman on Congo Birds. 



[On some rare birds from the Belgian Congo, collected by Dr. Cuthbert 

 Christy. By Uavid A. Bannerman, M.B.E., etc. Kev. Zool. Africaiue, 

 Brii.velle.s, vii. 1920, pp. 284-295.] 



A collection of birds made in the Uelle river district of 

 north-eastern Belgian Congo I'or the Tervueren JViuseum 

 near lirussels by Dr. Christy, consisting of 839 skins refer- 

 able to 197 species, was prevented from reaching Belgium 

 by the war and was temporarily boused at the Natural 

 History jVIuseuni in London. Mr. Bannerman at the 

 request of Dr. Christy examined and identified the specimens 

 contained in the collection, and has in this paper drawn 

 special attention to nineteen of the more interesting species. 



Chapman on new South Atnerican Birds. 



[Descriptions of proposed new Birds from Peru, Bolivia, and Chile. 

 By Eranli M. Chapman, Bull. Amer. Mus. Nat. Hist. xli. 1919, 

 pp. 323-333.] 



[Descriptions of proposed new Birds from Peru, Bolivia, Brazil, and 

 Colombia. Id., Proc. Biol. Soc. Washington, vol. 32, 1919, pp. 253-268.] 



The new species described in these two papers are chiefly 

 from among the spoils obtained by the joint expedition of 

 Yale University and the National Geographical Society 

 to the Urubamba district of southern Peru, 1915-17, 



