Note 46 — THE TESTIMONY OF THE ROCKS. (continued 7)

A curious set of these, with specimens of the smooth-stemmed fucoid collected by Mr. John Miller of Thurso,—a meritorious laborer in the geologic field,—were exhibited at Glasgow to the Association. The larger stems were thickly traversed in Mr. J. Miller's specimens by diagonal lines, which seemed, however, to be merely lines of rhomboidal fracture in the glassy coal into which the plants were converted, and not one of their original characters.