The Scottish NaturaHst 



All Articles and Communications intended for publication, and 

 all Books, etc., for notice, should be sent to Mr Percy H. Grlmshaw, 

 Royal Scottish Museum, Edinburgh. 



Subscriptions and Advertisements should be addressed to the 

 Publishers, Messrs Oliver and Boyd, Tweeddale Court, Edinburgh. 



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IWaturalists 



Keep in Stock every kind of APPARATUS and CABINETS required by 

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Full Catalogue {84 pages) mailed free to any address 



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THE NATURALIST 



A Monthly Illustrated Journal of Natural History for the North of England 



Edited by T. SHEPPARD, M.Sc, F.G.S., The Museums, Hull, and 

 T. W. WOODHEAD, Ph.D., M.Sc, F.L.S., Technical Col., Huddersfield. 



With the assistance, as Rejerees in Special Departments, of 



J. Gilbert Baker, F.R.S., F.L.S. ; Professor P. F. Kendall, M.Sc, F.G.S. ; 



T. H. Nelson, M.Sc, M.B.O.U. ; Geo. T. Porritt, F.L.S., F.E.S. ; 



John W. Taylor, M.Sc. ; Riley Fortune, F.Z.S. 



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THE EDITORS, "THE NATURALIST," THE MUSEUMS, HULL 



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