. A manual of zoology. 32 MANUAL OF ZOOLOGY Radiolaria which give rise to colonies are exceptional, but a few cases occur. In these (Fig. n) the central capsule divides again and again giving rise to a number of central capsules which remain embedded in a firm gelatinous sub-. stance — the vacuolated protoplasm outside the central cap- sules. Such a mass, which may attain considerable size, floats about freely in the 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
. A manual of zoology. 32 MANUAL OF ZOOLOGY Radiolaria which give rise to colonies are exceptional, but a few cases occur. In these (Fig. n) the central capsule divides again and again giving rise to a number of central capsules which remain embedded in a firm gelatinous sub-. stance — the vacuolated protoplasm outside the central cap- sules. Such a mass, which may attain considerable size, floats about freely in the 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 Parker, T. Jeffery (Thomas Jeffery), 1850-1897; Haswell, William A. (William Aitcheson), 1854-1925. New York, The Macmillan Company; London, Macmillan & Co. ,Ltd.
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Keywords: ., bookcentury1900, bookdecade1900, bookpublishernewyo, bookyear1900
