. The conchology of Nottingham; or, A popular history of the recent land and fresh water Mollusca found in the neighborhood;. Mollusks. 61 ZONITES. This is a division from that of Helix, adopted by Grey and some few other conchologists, and to some extent adopted by Forbes and Hanley in their " British ; The shell is smooth, shining, fragile, spiral, and de- pressed, being more or less flat, and having many con- volutions. The mouth is large, lunate, and without a thickening rim round the outer edge. The animal is large, but can withdraw itself into the shell. The head is pr


. The conchology of Nottingham; or, A popular history of the recent land and fresh water Mollusca found in the neighborhood;. Mollusks. 61 ZONITES. This is a division from that of Helix, adopted by Grey and some few other conchologists, and to some extent adopted by Forbes and Hanley in their " British ; The shell is smooth, shining, fragile, spiral, and de- pressed, being more or less flat, and having many con- volutions. The mouth is large, lunate, and without a thickening rim round the outer edge. The animal is large, but can withdraw itself into the shell. The head is provided with four tentacles, the in- ferior ones being small. ZoNiTES CELLARius (The Cellar Snail). MiiUer. Figures 31 and It is the Helix celaria of Miiller, Alder, Brown, La- mark, Pfeifter, Rossmassler, &c. This shell is shining, smooth, and pellucid; it is flat, of a pale yellowish-horn colour above, and on the under side, around the umbilicus, is milky-white. There are from five to five and a half convolutions. The size varies very much in this neighbourhood, the largest having been found in Mr. G. Allcock's cellar—the finest specimen measuring more than half an inch in diameter. The habitat of Helix celaria is confined to damp situations, being most abundant in cellars, drains, and G. 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 Lowe, E. J. (Edward Joseph), 1825-1900. London, C. A. Bartlett; [etc. , etc. ]


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Keywords: ., bookcentury1800, bookdecade1850, booksubjectmollusks, bookyear185