X PREFACE. 



and we think that the reproductions, done by Messrs. 

 Annan, have ably seconded Mr. Nome's efforts. The 

 view of Papa Westray was done by Mr. E. Caldwell, who 

 came north specially to make this sketch. Apart from 

 the great interest attaching to the locality, there is a 

 fresh look about the picture which must specially attract 

 those who are fond of the sea and cliff scenery. 



For uniformity's sake we have used the spelling of 

 the Orkney names of places as given in Bartholomew's 

 Reduced Ordnance Map, scale two miles to an inch, and 

 also because this map is of most use to the general 

 reader. An Orcadian gentleman pointed out to us that 

 many of these names have been incorrectly spelt, but to 

 have altered them might have led to confusion, and have 

 been of little practical utility. We think every locality 

 of consequence mentioned in the text will be found in 

 the accompanying map. 



No Faunal List can ever be absolutely perfect. Man 

 is ever changing the surface of the earth in some way or 

 other, and thus, by altering the conditions under which 

 animals exist, the animals themselves must also vary 

 in either the extension or restriction of their range. 

 Since the Migration Committee took the lighthouses in 

 hand, the returns, from these places show these facts as 



