NATURALIST: 
MONTHLY JOURNAL OF 
NATURAL HISTORY FOR THE NORTH OF ENGLAND 
EDITED BY 
PaoOMAS SHEPPARD; F.G.S.," FR.G-Ss fH SrA.(Scor:): 
p CURATOR OF THE MunicipaL Museums, Hu_Lv. 
AUTHOR OF ‘GEOLOGICAL RAMBLES IN EAST YORKSHIRE’; ‘THE EVOLUTION 
OF KINGSTON UPON HULL’; 
‘Lost TowNs OF THE YORKSHIRE COAST,’ ETC., 
Epitor oF Mortimer’s ‘Forty YEARS’ RESEARCHES,’ 
PLoOMAS WILLPAM WOODHEAD, Ph: D., B.LS: 
LECTURER IN BioLtoGy, TECHNICAL COLLEGE, HUDDERSFIELD; 
WITH THE ASSISTANCE AS 
REFEREES IN SPECIAL DEPARTMENTS OF 
J. GILBERT BAKER, F.R.S., F.L.S GEORGE /T..PORRITD, Plu.S., FE es: 
Pror. PERCY F. KENDALL, M.Sc., F.G:S. JOHN W. TAYLOR. 
T. H. NELSON, M.B.O.U. 
WILLIAM WEST, F.L.s. 
RILEY FORTUNE, F.Z.S. 
LONDON : 
A. Brown & Sons, LTD., 5, FARRINGDON AVENUE; _E.C} 
AND AT HULL AND YORK. 
EC 1918 
BUI 
228350 
