Page:The New Forest - its history and its scenery.djvu/259

Rh abundance of specimens of Oliva Branderi, forming the equivalent to number eighteen in Dr. Wright's arrangement, and which, when worked, emits a strong smell of sulphur.

Immediately under the Olive Bed, as seen in the opposite section (II.), taken immediately on the west side of the Bunny, rises grey sand, seventeen feet and half in thickness, possessing only a few casts of shells. The next bed, however, composed also of grey sand, rising about three hundred yards farther on, is, perhaps, the richest in the whole of this Marine series, and its shells the best preserved. It may at once be recognised by the profusion of Chama squamosa, from which it has been called the Chama Bed. Specimens of Arca Branderi and Solen gracilis may be found here as perfect as on the day they were deposited.

A little farther on, nearly under the Gangway, rises the Barton clay, encrusted with Crassatella sulcata. And here, 241