The Scottish Naturalist 



A Monthly Magazine devoted to Zoology 



With which is incorporated j& 



"The Annals of Scottish Natural History" 



<*- 



Lj LI B R 



EDITED BY 



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



Keeper, Natural History Department, Royal Scottish Museum 

 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.8.E., F.Z.S. 



ASSISTED BY 



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

 A. LANDSBOROUGH THOMSON, M.A., 

 M.B.O.U. 



ANDERSON FERGUSSON 



I9l8 



EDINBURGH : OLIVER & BOYD, Tweeddale Court 

 LONDON : GURNEY & JACKSON, 33 Paternoster Row 



1 91 8 



