. Zoology for high schools and colleges. Zoology. SPONGES, it The calcai'eous sponges are few in number and are repre- sented by a delicate little white sponge called Sycon cilia- tum Johnston, very common on sea-weeds between tide- marks. Order 2. CarneospongicB.—In this group the spicules may either be fibrous and homy or silicious. The middle. 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 Packard, A. S. (Alpheus Spring
. Zoology for high schools and colleges. Zoology. SPONGES, it The calcai'eous sponges are few in number and are repre- sented by a delicate little white sponge called Sycon cilia- tum Johnston, very common on sea-weeds between tide- marks. Order 2. CarneospongicB.—In this group the spicules may either be fibrous and homy or silicious. The middle. 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 Packard, A. S. (Alpheus Spring), 1839-1905. New York, H. Holt and Company
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License: Licensed
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Keywords: ., bookcentury1800, bookdecade1880, bookpublishe, booksubjectzoology
