N. Rhodesia and Katanga District of Congoland. 89 



23. LlMNOCORAX NIGER. 



Limnocorax niger (Gm.); Ncave, loc. cit. p. 11. 



No. 288. ? . Bunkeya R., 3000 ft., July 26, 1907. 



Bill greenish yellow; feet salmon-pink; iris and orbit 

 bright red. 



Nos. 295, 296. <J ? . Bunkeya R., July 29, 1907. 



Bill greenish yellow, tipped with grey; feet coral-red; iris 

 and orbit red. 



No. 356. £ . Bunkeya R., Sept. 3, 1907. 



Bill sulphur-yellow, tip greenish yellow; feet red; iris and 

 orbit scarlet. 



This bird is hard to shoot, but is numerous on most of the 

 larger rivers. 



24. PORPIIYKIO I'ORPHYRIO. 



Porphyrio porphyria (L.) ; Reich, loc. cit. p. 290. 



No. 810. ? . Lake Young, Nov. 1, 1908. 



Bill dull red, base of lower mandible and around nostril 

 whitish ; feet and legs salmon-pink, claws brownish ; iris 

 reddish brown. 



This bird is probably not rare, but often overlooked on 

 account of its retiring habits. 



Fain. Larid^e. 



25. Larus cirrocephalus. 



Larus cirrocephalus (Vieill.) ; Reich. Vog. Afrikas, vol. i. 

 p. 44. 



No. 604. $ ad. Lake Bangweolo, 3800 ft., July 8, 1908. 



Bill dull crimson; feet crimson-scarlet; iris creamy white, 

 orbit dull red. 



Not uncommon on Lake Bangweolo. There called 

 "Luaudwe." 



26. RhYNCHOPS FLAV1ROSTRIS. 



Rhyncups fiavirostris Vieill.; Reich, loc. cit. vol. i. p. 76. 



This bird is by no means uncommon in small parties, 

 but is never so abundant as on the Upper Shire, Nyasalaud. 

 I did not observe it on Lake Bangweolo. 



