[ TENTH SERIES. 



Vol. VI. No. 4. 



OCTOBER, 1918. 



Price 85. net. Smoj 



THE 1 B I i^ii-^-r 



4 



aUARTEKLY JOURNAL OF ORNITIiaLOftY; 



NOTICE. 



The preparation of the General Index to the 

 six volumes of the lOth series, which should have 

 been issued with this part, has been delayed. It 

 will be distributed with the January number of 

 «The Ibis.* 



As this Index should form part of the present 

 volume, Members should postpone binding the 

 present volume until they receive it. 



PUBLISHED BY THE 

 BRITISH ORNITHOLOGISTS' UNION 



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