The material runs in streaks, just as if blown by violent winds:

"When cut through by rivers, or denuded by the action of the sea,
_ridges_ of bowlders are often seen to be inclosed within it.
Although destitute of stratification, horizontal lines are found,
indicating differences in texture and color."[2]

Geikie, describing the bowlder-clay, says:

"It seems to have come from regions whence it is bard to see how they
could have been borne by glaciers. As a rule it is quite
unstratified, but traces of bedding are not uncommon."

"Sometimes it contains worn fossils, and fragments of shells, broken,
crushed, and striated; sometimes it contains bands of stones arranged
in lines."

In short, it appears as if it were gusts and great whirls of the same
material as the "till," lifted up by the cyclones and mingled with
blocks, rocks, bones, sands, fossils, earth, peat, and other matters,
picked up with terrible

[1. "The Great Ice Age," p. 18.

2. "American Cyclopædia," vol. vi, p. 112.]

{p. 99}

force from the face of the earth and poured down pell-mell on top of
the first deposit of true "till."