Ornithology of the Egyptian Soudan. 229 



93 CisTicoLA STRANGii (Fraser). 

 a. S ' Khor Kobshum, 8. 3. 07. 

 The only specimen identified. 



94. CisTicoLA RUFA (Fraser). 



a. c? . Near Chak Chak, 4. 3. 07. 



Very abundant in the grassy khors south of Cliak Chak. 



95. CiSTICOLA RUFICEPS (Rupp.). 



a. S ■ Chak Chak, 20. 2. 07. 



b. ?. Fashoda, 9. 1.07. 



The Rufous headed Grass- Warbler was common in suit- 

 able localities from Meshra to Chak Chak. 



The closed tails of these two specimens have a very 

 different appearance from beneath. In the male the black 

 subterminal bars on the lower surface of the rectrices are very 

 distinct ; in the female they only shew through indistinctly 

 on the under surface and are overlapped by the white tips 

 of the next pair of feathers, so that the closed tail appears 

 uniformly whitish below. 



96. CiSTICOLA MARGINALIS (Hcugl.). 



a, S. Chak Chak, 27.2.07. 



b. ?. Fashoda, 9. 1.07. 



These Warblers were, as usual, abundant in the herbage 

 along the river-bank at Fashoda, when I landed there in 

 January. I met with them again at Meshra-el-Rck and ou 

 the Chell River. 



Mr. G. B. Middleton has sent me a skin of this bird from 

 Bor, Upper Nile. 



97. CiSTICOLA WELLsi Grant. 



a. ? . Pongo River, 23. 2. 07. (Type.) 



Obtained at Bedari's Village. Only one individual noticed. 

 Apparently a bush-frequenting species, and not a grass- 

 bird. (See Grant, Bull. B. O. C. xxi. p. 17.) 



98. CiSTICOLA BUTLEHi Grant. 



a. c?? Chak Chak, 17.2.07. (Type.) 



Described by Mr. Grant from the single specimen that I 



