W. E. OGILVIE-GEAKT— AYES. 409 



{Emin), which Dr. Eeichenow considers typical //. neiimanni, with the type of 

 //. gordoni. In the former the wing measures 122 mm. ; in the latter 120 mm. 

 The difference in size is therefore of no importance, and the colour of the under tail- 

 coverts is not constant and cannot be relied on, the type of //. gordoni having light 

 under tail-coverts. 



[Gordon's Swallow was obtained near Entebbe, and was very plentiful on the 

 plains at the south end of Ruwenzori. — R. B. IF.] 



HiRUNDO EMINI Eeichenow. 



Hirunclo emini Reich. Vog. Afr. ii. p. 420 (1903). 

 ff. S . 100 miles W. of Entebbe, 4000 ft., 7th Dec. [No. 3036. R. B. W.] 

 I. 6 . Mubuku Valley, E. Ruwenzori, 6000 ft., 29th Dec. [No. 53. R. E. B.] 

 c,d. 2 . „ „ „ „ 20th Jan. [Nos. 118. ii'. E. B. ; 



1178. B. C] 



e. ? . Mubuku Valley, E. Ruwenzori, 7000 ft., 6th April. [No. 2279. G. i.] 



Iris brown or dark brown ; bill black ; feet brown or dark brown, 

 [Emin's Swallow was not uncommon throughout the journey from Entebbe to 

 Ruwenzori. On the mountains it was seen up to an altitude of 8500 feet. — R. B. PF.] 



PsALiDOPKOCNE ALBICEPS Sclater. 

 Psalidoprocne albiceps Reich. Vog. Afr. ii. p. 430 (1903) ; Jackson, Ibis, 1906^ p. 532 [Toro]. 



a,b. d . Entebbe, 3500 ft., 21st Nov. [Nos. 5. R. E. B. ; 1104. B. C] 



c. 6 . Mokia, S.E. Ruwenzori, 3400 ft., 30th April. [No. 1465. B. C] 



d. 6 . „ „ „ 27th May. [No. 3420. R. B. W.] 

 Iris dark hazel ; bill black ; feet brown or dark brown. 



[The White-headed Rough-winged Swallow was seen near Entebbe, and from thence 

 throughout the journey to Ruwenzori. It was very numerous on the plains near 

 Lake Edward at the south end of Ruwenzori, and was also seen at Fort Beni on the 

 edge of the Eturi Forest. — R. B. W.] 



Psalidoprocne massaica Neumann. 



Psalidoprocne holomelana massaica Neum. Orn. Monatsb. xii. p. 144 (1904) [Kikuyu] ; Reiclj. 

 Vog. Afr. iii. p. 829 (1905). 



d. 

 a-d.. 6 ? . Mubuku Valley, E. Ruwenzori, 6000 ft. [Nos. 1093, 1113, 1135, 



1136. B. C] 



In spite of what Dr. Reichenow and Mr. Alexander have written, I consider that 

 Prof. Neumann was fully justified in separating the present East African form from 



VOL. xis. — PART IV. No. 54. — March, 1910, 3 i 



