THE IRISH NATURALIST for I9I0 (twelve parts) will be sent to any 

 Address for 5s. Subscriptions should be sent to Messrs. Eason and 

 Son, Ltd., 40 Lower Sackvlllc-strect, Dublin. 



.-1 Monthly Illustrated foiirnal of 



NATURAL HISTORY FOR THE NORTH OF ENGLAND. 



Edited by T. SHEPPARD, F.C.S., and T. W. WOODHEAD, F.L.S,, 



Museum, Hull. Technical College. Huddersfield 



with the assistance as referees in special departments of 



J. GILBERT BAKER, F.R.S., F.L.S., GEO. T. PORRITT, F.L.S., F.E.S. 



PERCY F. KENDALL, F.G.S., JOHN W. TAYLOR, 



T. H. NELSON, M.B.O.U., WILLIAM WEST, F.L.S. 



This Journal is one of the oldest Scientific Periodicals in the British Isles, dating back to 1833. 



London: A BROWN & SONS, Ltd., 5, FARRINGDON AVENUE, EG. 



PRICE SIXPENCE NET. BY POST SEVENPENCE. 



Annual Subscription, (is. (id., 2^o«t free; through Booksellers, 6s. Net. 



Communications to be addressed to the Editorsof the Naturalist, The Museum, Hull. 



NATURE. 



A WEEKLY ILLUSTRATED JOURNAL OF SCIENCE. 



I'JtICE SIXPENCE. 



"NATURE" contains Original Articles on all subjects coming within 

 the domain of Science, contributed by the most eminent scientific writers 

 of the day. It also contains Reviews of all recent scientific works ; 

 Correspondence Columns, which form a medium of scientific discussion 

 and of intercommunication among men of Science ; Accounts of the 

 leading Scientific Serials ; Abstracts of the more valuable papers which 

 appear :n foreign journals ; Reports of the Proceedings of the Principal 

 Scientific Societies and Academics of the World ; and Notes on all matters 

 of current scientific interest. 



SUBSCRIPTIONS TO "NATURE." 



£ n'. d- I ( To all places Abroad.) £ *•. t^ 



Yearly ■• ..180! Yearly ... .. 1 10 6 



Half-Yearly 14 6 ; Half- Yearly -. >. 15 6 



Quarterly 7 6! Quarterly .. 080 



s«o A charpe of Sixpence is made for changing Scotch and Irish Cheques. 



Che(iue8 and Money Orders to be made payable to Macmillan & Co., Ltd., St. Martin's-st., 



London, W.C. 



