. Elements of geology : a text-book for colleges and for the general reader. Geology. Fig. 549. Fig. 550. Fig. 552. Fig. 551. Figs. 549-552.—Carboniferous Gasteropods (after Meek): 549. Macrocheilns Newberryi 550 Pleurotomaria scitula. 551. Euomphalus subquadratus. 552. Bellerophon sublsevis (after Hall.) b. 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 LeConte, Joseph, 1823-1901. New York : D. Appleton and Co.

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Keywords: ., bookcentury1800, bookdecade1890, booksubjectgeology, bookyear1892