PART III.—FEB. 16, 1922. 
A 
SYNOPSIS 
OF THE 
ACCIPITRES 
(Diurnal Birds of Prey) 
PART -IIT, 
(HERPETOTHERES TO PERNIS) 
Comprising Species and Subspecies described up to 1920 with 
their Characters and Distribution 
BING 
H. KIRKE SWANN, F.Z.S., M.B.O.U. 
Corresponding Fellow, Amer. Orn. Union. 
SECOND EDITION 
REVISED AND CORRECTED THROUGHOUT 
LONDON : 
PRIVATELY PRINTED FOR THE AUTHOR. 
