. Elements of zoölogy. Zoology. 68 MOLLUSC A. Value.—Cultivated for food—an important industry in France. Note.—Most of the snails hibernate in the cold seasons, and will live for years without food. The largest are the agate shells of Africa, eight inches across; the eggs an inch in length, with a hard covering. The Helicarion gzitta of the Philippine Islands, ac- cording to Semper, when caught by the tail, throws it off and so escapes, the tail in time growing again. This is also the case with a West Indian snail (Stenopus). Helix hortensis, common in New England, was introduced years ago fr
. Elements of zoölogy. Zoology. 68 MOLLUSC A. Value.—Cultivated for food—an important industry in France. Note.—Most of the snails hibernate in the cold seasons, and will live for years without food. The largest are the agate shells of Africa, eight inches across; the eggs an inch in length, with a hard covering. The Helicarion gzitta of the Philippine Islands, ac- cording to Semper, when caught by the tail, throws it off and so escapes, the tail in time growing again. This is also the case with a West Indian snail (Stenopus). Helix hortensis, common in New England, was introduced years ago from England. Helix fi'delis is an albino, found in Washington Fig. 71.—Bulimus rosaceus. Land-Slugs (Limcidd).—These slugs (Fig. 70, C), of which 116 different species are known, are common in every garden, and their bright- yellow eggs found under old boards or buried in the ground. They have, as a rule, a rudimentary scale-like shell (Fig. 70, S), long tentacles, and are carnivorous, eating worms and other animals. They have a curious secre- tion by which they lower themselves from twigs and leaves. It is also a defense, and when applied to many animals, as moles, is often fatal. Limax noctiluca, from Teneriffe, has a luminous. 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 Holder, Charles Frederick, 1851-1915; Holder, Joseph Bassett, 1824-1888, joint author. New York : D. Appleton and company
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectzoology, bookyear1884
