The Scottish Naturahst 



A Monthly Maga'zi?ie devoted to Zoology 



With which is incorporated 



"The Annals of Scottish Natural History" 



EDITED BY 



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



Keeper, Natural History Department, Royal Scottish NLuseum 

 President, British Ornithologists' Union 



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 History Department, Royal Scottish Museum 



EVELYN V BAXTER, F.Z.S., H.M.B.O.U. 

 LEONORA J. RINTOUL, F.Z.S., 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. LANDSBOROIIGH THOMSON, M.A., 



M.B.O.U. 



ANDERSON FERGUSSON, F.E.S. 



I9I9 



' ' B R A R Vj a^\ 



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y. 



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EDINBURGH: OLIVER & BOYD, Tweeddale Court 

 LONDON : GURNEY & JACKSON, Zo Paternoster Row 



1919 



