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Here and there a few glittering scales occur; here and there a few coprolitic patches; here and there the faint impression of a fucoid; but no organism sufficiently entire to be transferred to the bag.

In the red quarry of Denholm Hill there occurs," says Mr. Duncan, "a stratum of soft yellowish sandstone, which contains impressions of an apparent fucoid in considerable quantity.

These sandstones have been called in Sweden "fucoid sandstones."

There occur jaws, plates, scales spines,—the remains of fucoids, too, of great size and in vast abundance.

There can be little doubt that it is a fucoid.