Vol. xliii.] 96 



ili. occidentalis Hartl. both in colour and size, but differins 

 as follows : — 



(a) Above. Mantle-feathers with patches of rich Indian- 

 red. 



(Z>) Below. Clear cinnamon throughout, a trifle paler 

 on chin and throat, but not approaching white. 

 The breast thickly marked with clean-cut delta- 

 shaped black spots. 



(c) While there is not a very large series of the Darfur 

 bird to consult, it appears that, although M. a. 

 kurrce is somewhat the larger in wing-measure- 

 ment, M. occidentalis has a 10-per-cent. shorter 

 bill, which is considerable. 



Type in Brit. Mus. Ad. ^ . from Kurra, 5000 ft., in 

 N.E. Jebel Marra, Darfur, 24th Feb., 1921. Lynes-Lowe 

 expedition. 



Dimensions of the type : — Wing 94 mm., tail 70 mm., 

 tarsus 26f mm., bill 15 mm. 



5 specimens collected at Kurra in January and February: — 

 3 adult males : Wings 98-94 mm., bills 15 mm. 

 2 adult females : „ 88, 92 „ „ 13, 14 mm. 

 Probably resident. 



Acrocephalus bceticatus minor, subsp. nov. 



A small race of A. bceticatus (Vieill.), in colour identical 

 with the typical form, if a trifle paler on the back. 



Type in Brit. Mus. Ad. ^ , from Zalingei, West Central 

 Darfur, 3000 ft., 2nd Sept., 1921. Lynes-Lowe expedition. 

 Parent of nest with 2 eggs. 



Dimensions of the type: — Wing 55 mm., tail 47 mm., 

 tarsus 18 mm., bill 11 mm. 



10 specimens collected in West Central Darfur with 

 several nests and eggs : — 



8 adult males : Wings 53-56 mm., tails 45-49 mm. 

 1 adult female : „ 52-54 „ „ 47-48 „ 

 1 fledgeling. 



A summer visitor. 



