In the browner parts of this coal, sharp eyes will readily detect multitudes of curious little coin-shaped bodies, of a yellowish brown colour, embedded in the dark brown ground substance. On the average, these little brown bodies may have a diameter of about one-twentieth of an inch.

On his palm lay a coin-shaped medallion, bone-white but possessing an odd luster which bone would not normally show. And it was carved. Shann put out a finger, though he had a strange reluctance to touch the object. When he did he experienced a sensation close to the tingle of a mild electric shock.

It's a copy of the one I had; it must be!" They were too far away to be sure it was a duplicate, but It was coin-shaped and bone-white. And now the Wyvern swung it back and forth in a metronome sweep. Fork-tail skidded to a stop, its head beginning reluctantly at first, and then, with increasing speed to echo that left-right sweep.

It is now thirty-four years since he carefully described and figured the coin-shaped bodies, or larger sacs, as I have called them, in a note appended to the famous paper "On the Coal-brookdale Coal-Field," published at that time, by the present President of the Geological Society, Mr. Prestwich.

In the browner parts of this coal, sharp eyes will readily detect multitudes of curious little coin-shaped bodies, of a yellowish brown colour, embedded in the dark brown ground substance. On the average, these little brown bodies may have a diameter of about one-twentieth of an inch.

It is now thirty-four years since he carefully described and figured the coin-shaped bodies, or larger sacs, as I have called them, in a note appended to the famous paper "On the Coalbrookdale Coal-Field," published at that time, by the present President of the Geological Society, Mr. Prestwich.