135 



n 



apparent on the back ; while F. pekinensis is a still more beautiful bird, being coloured in the 

 same style as F. cenchris, but not having the spotted breast of the latter, and being altogether 

 more richly coloured. A spotted plumage having been the characteristic of the ancient pro- 

 genitors, the more recent form may be noted for the total absence of spots in the adult male 

 at least. 



In the preparation of the above article we have examined the following specimens : — 



E Mus. Sharpe and Dresser, 

 a. cj ad. Attica (Dr. Kriiper) . b,c,d. Tangiers (Olcesse). e. 3. Cilli, Styria, April 17th, 1866 (H. E. Dresser). 



E Mus. Howard Saunders. 

 a, b. 2 • Seville Cathedral, May 16th, 1868 (H. S.). 



E Mus. Lord Lilford. 

 a, b, c. Aranjuez (L.). d. Seville (L.) . 



E Mus. H. B. Tristram, 

 a, b. Arimathea (H. B. T.). c. d. Palestine (H. B. T.). 



E Mus. B. Swinhoe. 

 a, b. (Falco pekinensis.) Peking, August and September 1868. 



E Mus. Lord Walden. 

 a, b. (F. pekinensis.) India (Sturt). 



