. Animal physiology. Physiology, Comparative. Fig. 152.—Glaucus. sometimes arranged in a circle around the end of the intestine, as in the i)oris (fig. 153,—see also fig. 139); and are some- times covered-in, more or less completely, by a fold of the mantle. S^K-ir _ .=^^ ""^ In most of the species that pos- sess shells, the giUs form comb- like fringes, which are lodged in a cavity inclosed in the last turn of the spiral shell; and to this cavity the water is admitted, sometimes by a large opening, sometimes by a prolonged tube. In the Cepiialopoda, we find. Fig. 153.— Please
. Animal physiology. Physiology, Comparative. Fig. 152.—Glaucus. sometimes arranged in a circle around the end of the intestine, as in the i)oris (fig. 153,—see also fig. 139); and are some- times covered-in, more or less completely, by a fold of the mantle. S^K-ir _ .=^^ ""^ In most of the species that pos- sess shells, the giUs form comb- like fringes, which are lodged in a cavity inclosed in the last turn of the spiral shell; and to this cavity the water is admitted, sometimes by a large opening, sometimes by a prolonged tube. In the Cepiialopoda, we find. Fig. 153.— 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 Carpenter, William Benjamin, 1813-1885. London : H. G. Bohn
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