316 On Birds from Uganda and the Upper Congo. 



Iris dark hazel; bill and feet black. 



[The Hammer-head was very common and breeding. — 

 D. C] 



Hydrochelidon nigra (Linn.j. 



Hydrochelidon nigra Reich, i. p. 70 (1900). 



No. 5055. a. S • Mfiirabiro Volcanoes, 5000 ft., 25th 

 Nov. 



Iris dark hazel; bill black ; feet red. 



[Large flocks of the Black Tern were seen on the cultivated 

 land north of Lake Kivu. — D. C] 



Crex crex (Linn.). 



Crex crex Reich, i. p. 277 (1900). 



No. 5081. a. ^ . Lake Kivu, 4900 ft., 15th Dec. 



Iris dark brown ; bill and feet brown. 



TURTUR SENEGALENSIS (Liuu.). 



Turtur senegalensis Reich, i. p. 406 (1901). 

 No. 5116. a. $ . North-west of Lake Tanganyika, 

 2800 ft., 1st Jan. 



Iris dark hazel ; bill black ; feet red. 



ViNAGO CALVA (Tcmm.). 



Vinogo calva Reich, i. p. 394 (1901). 



No. 5183. a. S ■ Below Kasongo, Upper Congo, 2000 ft., 

 8th Feb. 



Iris blue ; frontal knob and base of bill scarlet, tip pale 

 grey ; feet yellow, claws pale grey. 



ViNAGO NUDIROSTRIS Swaius. 



Vinago calva nudirostris Reich, i. p. 396 (1901). 



Nos. 5001, 5002. a,b. $ . West coast of Lake Victoria, 

 4000 ft., 22nd Sept. 



Iris grey ; bill scarlet, white at the tip ; feet scarlet. 



[This Green Pigeon was found in very large flocks in open 

 bush-country. — D. C] 



Pternistes cranchi (Leach), 

 Pternistes cranchi Reich, i. p. 457 (1901). 

 No. 5105. a. (^ . North-west of Lake Tanganyika, 

 2800 ft., 28th Dec. 



