The Scottish Naturalist 



A Monthly Magazine devoted to Zoology 



With which is incorporated 



"The Annals of Scottish Natural History" 



EDITED BY 



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



Keeper, Natural History Department, Royal Scottish Museum 



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



Member oj the British Ornithologists' Union 



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



Assistant-Keeper, Natural History Department, Royal Scottish Museum 



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



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



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



ASSISTED BY 



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

 A. LANDSBOROUGH THOMSON. M.A., 

 M.B.O.U. 



1917 



EDINBURGH : OLIVER & BOYD, Tweeddale Court 

 LONDON : GURNEY & JACKSON, 33 Paternoster Row 



1917 



