No. 51.] 



1916 



[March. 



The Scottish Naturalist 



A Monthly Magcvzine devoted to Zoology 



With which is incorporated 



" The Annals of Scottish Natural Histor>^li U 



EDITED BY 



WILLIAM EAGLE CLARKE, F.R.S.E., Etc. 



Keeper, Natural Historx/ Department, Royal Scottish Museum 



WILLIAM EVANS, F.R.S.E., Etc. 



Member of the British Ornithologists' Union 



^PERCY H. GRIMSHAW, F.R.S.E., F.E.S. 



Assistant-Keeper, Natural Histori/ Department, Royal Scottish Museum 



J. A. HARVIE-BROWN, LL.D., K.R.S.E 

 EVELYN V. BAXTER, H.M.B.O.U. 

 LEONORA J. RINTOUL. H.M.B.O.U 



ASSISTED P.Y 



H. S. GLADSTONE, M.A., F.R.S.E., K.Z.S. 



JAMES RITCHIE, M.A., D.Sc. 



A. LANDSBOROUGH THOMSON. M.A., M.B.O.U. 



/ 



EDINBURGH: OLIVER & BOYD, Tweeddale Court 

 LONDON : GURNEY & JACKSON, Z2> Paternoster Row 



Price gd. Annual Subscription, payable in advance, 6s. 6d. post free 



