. The ancient life-history of the earth; a comprehensive outline of the principles and leading facts of palæontological science. Paleontology. 270 HISTORICAL Sponges. Another extraordinary family of Bivalves, which is exclusively confined to the Cretaceous rocks, is that of the. 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 Nicholson, Henry Alleyne, 1844-1899. Edinburgh, London, Blackwood

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Keywords: ., bookaut, bookcentury1800, bookdecade1870, booksubjectpaleontology