. The depths of the ocean; a general account of the modern science of oceanography based largely on the scientific researches of the Norwegian steamer Michael Sars in the North Atlantic. Oceanography. 316 DEPTHS OF THE OCEAN CHAP furnish many varieties of this type. Sometimes the length axis is situated in the division-plane of the cells, as, for instance, in Thalassiothrix longissima, one of the characteristic forms in colder seas ; at other times division takes place across the elongated cell, as in the genus RJiizosolenia, of which there are many species (see Fig. 217). Hair-shaped cells of
. The depths of the ocean; a general account of the modern science of oceanography based largely on the scientific researches of the Norwegian steamer Michael Sars in the North Atlantic. Oceanography. 316 DEPTHS OF THE OCEAN CHAP furnish many varieties of this type. Sometimes the length axis is situated in the division-plane of the cells, as, for instance, in Thalassiothrix longissima, one of the characteristic forms in colder seas ; at other times division takes place across the elongated cell, as in the genus RJiizosolenia, of which there are many species (see Fig. 217). Hair-shaped cells of this kind create a great deal of friction when horizontal, but would sink rapidly when perpendicular, if it were not for the fact that they are either slightly curved, or else their terminal faces are sloping; so that. m - 0 â L*. â 3 «< * en \ e -. -AJ 0 â _gO_. ^r . 4b. 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 Murray, John, Sir, 1841-1914; Hjort, Johan, 1869-. London Macmillan
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Keywords: ., bookcentury1900, bookdecade1910, bookpublisherlondo, bookyear1912
