. Zoology : for students and general readers . Zoology. BELEMNITES. 281 an iutemal coiled shell. The shells of S2)irula Peronii La- marck are rarely thrown ashore on Nantucket; it lives u]3on. Fig. 222.—Pearly Nautilus, iV. pmnpiliufi. Seen in section Bhowing the chambers and siphuacle. Half natural size.—From Tenney's Zo- ology. the high seas. The extinct Belemnites was provided with an air-cavity (phragmocone) with a straight shell, the " thunder-. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and


. Zoology : for students and general readers . Zoology. BELEMNITES. 281 an iutemal coiled shell. The shells of S2)irula Peronii La- marck are rarely thrown ashore on Nantucket; it lives u]3on. Fig. 222.—Pearly Nautilus, iV. pmnpiliufi. Seen in section Bhowing the chambers and siphuacle. Half natural size.—From Tenney's Zo- ology. the high seas. The extinct Belemnites was provided with an air-cavity (phragmocone) with a straight shell, the " thunder-. 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 Packard, A. S. (Alpheus Spring), 1839-1905. New York : Henry Holt


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Keywords: ., bookcentury1800, bookdecade1870, booksubjectzoology, bookyear1879