E. Andrews—Glacial Markings of unusual forms. 108 
and more shallow, disap- 
pearing finally and vaguely — 
we 
ai 
mil) 
A\\| i! 
Wh 
\ 
1 
any crevice-vein or visible : 
irregularity in the rock face. ——————_— 
‘to account for its excavation at that spot. These channels 
often differ pretty widely in direction from the adjacent stria- 
tion, and the end nearest the northeast commences as a round 
Mos 
nomena, like fig. 6. but evidently are appendages to adjacent 
knobs and projections of rock. The type of such cases 1s rep- 
