122 



Proceedings of the Royal Irish Academy. 



lyistribution in Ireland. — To indicate the distribution of each species in 

 Ireland the subdivisions of the country and the symbols proposed by 

 Adams in the " Irish Naturalist " for August, 1908, and January, 1909, have 

 been adopted. Each of the four proNinces of Ireland is diAdded into three 

 sections, which are numbered from 1 to 3, that numbered i extending 

 furthest south, that numbered 3 extending furthest north, while nxmiber 2 

 is intermediate in position. The first letter of each province is used as an 

 abbreviation for the name of that pro\-ince. The twelve sub-pro\-inces are 

 as follows, and are shown on the accompanying map : — 



(A^ Clear 



