JULY 1905. 



(Published 1st July 1905.) 



■^uiiiL Willi 



No. 582. 



(No. 360 of current series.) 



MONTHLY ILLUSTRATED JOURNAL OF 



NATURAL HISTORY FOR THE NORTH OF ENGLAND. 



EDITED BY 



T. SHEPPARD, F.Q.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., QEO. T. PORRITT, F.L.S., F.^.Si^ 

 Prof. P. F. KENDALL, F.G.S., JOHN W. TAYLOR, 



T. H. NELSON, M.B.O.U., WILLIAM WEST, F.L.S. ' , 



Contents :— pages. 



Notes and Comtnents: — Mr. G. W. Lamplugh, F.R.S., Yorkshire Spiders, Lincoln- 

 shire Water Supply, International Ornithological Congress, The ' Collecting ' 

 Farce, Earth-Shakes ... ... ... ... ... ... ... .. ... ... 193-195 



The Concealed Coalfields of Yorkshire, Derbyshire, and Nottinghamshire 



(Illustrated)— Pro/. P. F. Kendall, F.G.S 796-20/ 



Note on the Occurrence of Actiaocamax pleaus in the Chalk of Yorkshire— 



C. Thompson ... : .. 202-20J 



The Lincolnshire Oxiip— J?^'^. B. A. Woodrujfe Peacock, F.L.S. , F.G.S 203-205 



Lincolnshire Boulders— ^r^A7«r Smith, F.L.S., F.E.S. ... 206 



Notes on Birds of the Eden Valley— //arry Britten 207-208 



Yorkshire Naturalists at Askrigg, loth-iath June 1905 (Illustrated) 209-212 



Geological Notes on the District around Ks^r\%%— Cosmo Johns, F.G.S 212-214 



Botanical Purvey around Askrigg— Z)r. W. G. Smith 214-216 



Notes on the Geology of the Louth District (Illustrated)—/. W. Slather, F.G.S. 217-219 

 Note on Jaaassa bituminosa from the Marl Slate, Thickley, Durham (Illustrated) 



— -John Coggin Brown, B.Sc. ... ... ... ... ... ... ... ... ... 220-222 



Field Notes f95> 201, 205, 216, 219 



Reviews and Book Notices (Illustrated) 206, 222-223 



Northern News 201, 224 



illustrations -'oo 



Plates XV., XVI., XVII., and XVIII. 



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