Recently published Ornithological Works. 505 



soutliward to their breediug range. These observations are 

 exceedingly valuable and open up quite new ideas in regard 

 to the migration of tropical and subtropical birds, though it 

 has long been known that certain south African species^ 

 such as the Larger Stripe-breasted Swallow {Hirundo cucul- 

 iata), the South African Cuckoos [Cuculus gularis and 

 C. solitarius), and several others, all breed in South Africa 

 between September and March, and disappear presumably to 

 northern central Africa from April to August. 



Chapin on new African Birds. 



[Four new Birds from the Belgian Congo. By James P. Ghapin. 

 Bull. Amer. Mus. N. H. New York, xxxv. 1916, pp. 23-29, 4 figs.] 



The species described are Stilbopsar leucothorax ixova the 

 Ituri district, which is figured iu black and white ; Paludi- 

 passer uelensis from the Upper Uele district, a second species 

 of the curious little weaver-bird the first of which was 

 described by Mr, Neave from Lake Bangweolo ; Malimbus 

 flovipes from the Ituri district ; and Bradypterus carpalis 

 from the Upper Uelle district. In the case of the last three, 

 outline figures are given of the heads and feet, and in the 

 case of the last-named of the wing and tail as well. 



Chubb on the Birds of British Guiana. 



[The Birds of British Guiana, based on the Collection of Frederick 

 Vavasour McConnell. By Charles Chubb, F.Z.S., M.B.O.U., with a 

 preface by iMrs. F. V. McConnell. Vol. i. pp. liv+528 ; 10 col. pis., 

 map, and 95 text-tigs. Loudon (Quaritch), 1916. 8vo.] 



The late Mr. McConnell (see Ibis, 1914, p. 322) spent 

 a good many years in British Guiana and travelled exten- 

 sively in the country, making two excursions to Mount 

 Koraima. He was deeply interested in ornithology and 

 had amassed large collections of birds of British Guiana. 



At the time of his death he was engaged iu making a 

 catalogue of his collection, in which ta&k he was assisted by 

 Mr. Chubb. 



Since his death in 1914, wishing, in memory of her 

 husband, to have some record of his work, Mrs. McConnell 



