. Zoology. Zoology. 20 ZOOLOGY. Class I.—IItdkozoa. Characters of Hydrozoans.—The common Hydra (Fig. 18) may be found in fresh-water ponds attached by its liase to tlie t. WiQ. \i.—Hydra fusca, vnOx two young (a c) budding from it: 6, the base- s, the digestive cavity; (, tentacles. Magnifled. under side of the leaves of aquatic ])lai]ts. It .-^s not fixed permanently, but can move freely about. It is \erv small just large enough to be seen without a magnifyino class- it is usually pale green, but is sometimes brownt The. Please note that these images are extracted from scanned page images tha
. Zoology. Zoology. 20 ZOOLOGY. Class I.—IItdkozoa. Characters of Hydrozoans.—The common Hydra (Fig. 18) may be found in fresh-water ponds attached by its liase to tlie t. WiQ. \i.—Hydra fusca, vnOx two young (a c) budding from it: 6, the base- s, the digestive cavity; (, tentacles. Magnifled. under side of the leaves of aquatic ])lai]ts. It .-^s not fixed permanently, but can move freely about. It is \erv small just large enough to be seen without a magnifyino class- it is usually pale green, but is sometimes brownt 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 Packard, A. S. (Alpheus Spring), 1839-1905. N. Y. , Holt
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectzoology, bookyear1897
