Vol. xliii.] 38 



Type. Adult male, collected on Mount Muhavura, Birunga 

 Volcanoes, on the 10th Feb., 1921, by N. Gyldenstolpe 

 (altitude 3200 metres). Type in the R. Nat. Hist. Museum 

 at Stockholm. 



Remarks. This fine Flycatcher only occurred on the 

 higher slopes o£ the Birunga Volcanoes, mostly inhabiting 

 the upper forest- and the heath-zones, where it was not 

 uncommon. All the specimens obtained are fairly similar 

 inter se, and the sexes are alike. 



Named in honour of H.R.H. Prince Wilhelm of Sweden, 

 the leader o£ the Swedish Central African Expedition, 

 1920-21. 



Nectarinia famosa vulcanorum, subsp. nov. 



Diagnosis. Differs from N. f. ceneigularis Sharpe, from 

 East Africa, by its more greenish, less golden, upper parts, 

 and by having a shorter and less curved bill. Underparts 

 also more bluish. Size slightly smaller. Wings 68-72 mm. 

 against 74-76 mm. in N. f. ameigularis. Culmen 27-29 mm. 

 against 30-31 mm. in the East African form. 



Dimensions of type. Total length 205 mm. ; wing 72 mm. ; 

 tail 57 mm. ; elongated central rectrices 115 mm.; culmen 

 27 mm. ; bill from gape 29 mm.; tarsus 16 mm. 



Type:. Adult male, collected on Mount Sabinio, Birunga 

 Volcanoes, on 21st Feb., 1921, by N. Gyldenstolpe (altitude 

 2600 metres). Type in the R. Nat. Hist. Museum at 

 Stockholm. 



Remarks. The females do not differ from those of the 

 East African race. This beautiful Sun-bird was fairly 

 abundant on the lower slopes of the Birunga Volcanoes. 



On behalf of Dr. Van Someren, Dr. Hartert exhibited 

 a new subspecies of African Finch, which the former 

 described as follows : — 



Sorella emini guasso, subsp. nov. 

 Differs from S. emini emini from the country of the 

 Victoria Nyanza and Nile Province in being paler through- 

 out. 



