. Elements of geology, or, The ancient changes of the earth and its inhabitants as illustrated by geological monuments. Geology. Pecten JSeaveri, reduced to one-third diameter. Lower white chalk and chalk marl. Maidstone. Fig. 305. Fig. 306. Fig. Pecten 5-costatus. White chalk, Upper and Lower 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 Lyell, Charles, Sir, 1797-1875. New York, D. Appleton and co.

---

Size: 1507px × 1659px
Photo credit: © Paul Fearn / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., bookcentury1800, bookdecade1860, booksubjectgeology, bookyear1868