﻿200 Proceedings of the Eoyal Physical Society. 



A tiny whitish Sminthurus, obtained this summer under 

 a stone near Leadburn, was probably >S'. ccecus, immature. 



Postscript, 29th July 1908 : — 



Isotoma bidenticulata, Tullb. — I find that I have a 

 specimen of this species taken in the glen of the Kelty, 

 near Callander, on 17th Sept. 1906. 



