INTRODtrCTIOX. vn 



France. — The lato Professor ^liliie-Edwards, Dr. Oustalet. 



Holland. — Dr. Otto Finsch. 



Oermany. — Professor A. TJcichenow, Dr. A. B. Meyer, Count 



von Borlepscli. 

 Rxtssia. — Dr. Bianclii. 

 JtaJy, — Count Salvadori. 

 America. — The late Prof. Elliott Coues, Prof. Eobert Ridgway, 



Dr. L. Stejnoger, Prof. J. A. Allen, IMr. Frank ]\r. Chapman, 



Mr. C. W, liiehniond, Mr. Witmer Stone, Mr. Ilarry Ober- 



holser. 



I offer my best tlianks to ail these kind friends for the help so 

 readily aiYordeil. 



R. BOWDLER SHARPE. 

 JIaj 27, I'JOO. 



