. Dawn of life: being the history of the oldest known fossil remains, and their relation to geological time and to the development of the animal kingdom. Paleontology; Eozoon; Life. Fig, 49. Portion of a thin Transverse Slice of a Lamina of Eozoon, magnified, showing its structure, as traced with the camera. (a.) Nummulme wall of under side. (&.) Intermediate skeleton with, canals, (a'.) Nummuline wall of upper side. The two lower figures show the lower and upper sides more highly magnified. The specimen is one in which the canals are unusually well seen. It may be well, however, to sum up
. Dawn of life: being the history of the oldest known fossil remains, and their relation to geological time and to the development of the animal kingdom. Paleontology; Eozoon; Life. Fig, 49. Portion of a thin Transverse Slice of a Lamina of Eozoon, magnified, showing its structure, as traced with the camera. (a.) Nummulme wall of under side. (&.) Intermediate skeleton with, canals, (a'.) Nummuline wall of upper side. The two lower figures show the lower and upper sides more highly magnified. The specimen is one in which the canals are unusually well seen. It may be well, however, to sum up the evidence as it has been presented by Sir W. E. Logan, Dr. Car- penter, Dr. Hunt, and the author, in a short and in- telligible form; and I shall do so under a few brief heads, with some explanatory remarks :— 1. The Lower Laurentian of Canada, a rock forma-. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Dawson, John William, Sir, 1820-1899. London, Hodder & Stoughton
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Keywords: ., bookcentury1800, bookdecade1870, booksubjectpaleontology, bookyea
