I 



CONTENTS OF SUPPLEMENT.— FOURTH SERIES. 



Page 

 Index 613 



Title-page, Preface, List of Membere, Contents. 



General Index to Fourth Series, 1877-1882. 



Note. — The Index to Mr. Gumey's Papers on Accipitres will be published in 

 a forthcoming Number. 



CoTers for binding last year's Volume may be had on application to the 



Publisher. 



Communications may be addressed to the Editors, 6 Tenterden Street, Han- 

 over Square, W. Advertisements &c. to the Publisher, John Van Voorst, 

 1 Paternoster Row, London, E.C. 



Members of the B. O. U. are requested to keep the Secretary, H. E. 

 Dresser, Esq., 6 Tenterden Street, Hanover Square, W., informed of any 

 change of Residence, so that the Numbers of * The Ibis ' may be sent to them 

 without delay. 



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