CONTENTS. 



PAGE 



The Siphonaptera (Fleas) of Northumberland and Durham, By 



Richard S. BAGNALr,, F.L.S i8i 



Report on the Field Meetings of the Natural History Society for 



1915. By HuitH p. Angus 199 



Report on the Field Meetings of the Natural History Society for 



1916. By Richard Aoamson .. 207 



Report on the Field Meetings of the Natural History Society for 



1917. By Nicholas Temperlev 223 



Professor George Alexander Louis Lebour, M.A., D.Sc, F,G S 



By D. WooLACOTT, D.Sc, F.G.S 234 



Canon Alfred Merle Norman, MA., DC.L., F.R.S. By Prof. 



Alex. Mekk, D.Sc 239 



The Genus Rosa, its Hybridology and other Genetical Problems. 



By J, W. Heslop Harrison, IJ.Sc 244 



Miscellanea, 1917-1921 327 



Report of the Natural History Society: 1915-16 ... ... .. i 



,, ,, 1916-17 xvii 



,, ,, I917-18 XXXV 



,, ,, 1918-19 11 



Index to Vol. V. ... ... ... ... ... ... ... .. Ixxxi 



Title Page and Table of Contents for Vol. V. 



The volumes of the present and preceding series ot Transacticjns may 

 be obtained through the publishers, or direct from the Hon. Secretaries, 

 Hancock Museum, Barras Bridge, Newcastle-on-Tyne. 



Where brevity is desired in directing exchanges, etc., the following 

 is a sufficient address : 



Natural Hisiokv Society, 



Newcastle-on-'Ivne, 



England. 



PRINTKI) BT J. RKI.I. ANIi CO., IIAII.WAT I.ANK, fll.l.blM .STKKKT, N EWrAB'XLK-OW-TTNE 



