PSALIDOPROCNE CHALYBEA, Reichenow. 



CAMEROONS ROUGH-WINGED SWALLOW. 



Psalidoprocne chalybea, Reichen. Ber. AUg. deutsch. orn. Ges., Sept. 1892, p. 6. 



P. similis P. obscurce, sed nitore chalybeo olivascente distinguenda. 



Hab. in moiitibus Cameronensibus Africa; occidentalis. 



Adult. Similar to P. obscura, but distinguished by its steely-olive colour. Black, with a greenish, steel 

 gloss, the back shining olive-green ; the under surface of the body duller ; under wing-coverts 

 ashy brown ; tail forked. 



Hab. Mount Victoria, Carueroons, West Africa. 



This Swallow we have not seen, and the ahove descriptions are copied from Dr. Reiche- 

 now' s original paper. 



The species was discovered in the Cameroon Mountains on Mount Victoria by 

 Dr. Preuss, and the type is in the Berlin Museum. 



Eor the geographical distribution of this species, vide supra, Plate 113 [Map]. 



i M 



