. The sea-beach at ebb-tide : a guide to the study of the seaweeds and the lower animal life found between tidemarks . Area PL \TI; i,xxvin. An-a |HIIIC| liniiiatiis. PELECYPODS 427 ceedingly tough, fibrous byssus. By means of this the animal maynot only attach itself firmly to any sort of object, but may actuallymove about. Fibers of the byssus are thrown out, and, as thoughpossessed of life, they seize upon objects in the direction in which

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Keywords: ., bookcentury1900, bookdecade1900, booksubjectmarinea, bookyear1901