. A manual of zoology for the use of students : with a general introduction on the principles of zoology . Zoology. Fig. 34.—Fennatuia pkospJiorea (after Johnston). Fig. 35 — PeiinatuIidEe, Virgularia tnirabilis. a A portion of the stem in the living con- dition^ enlarged; b Portion of the stem in its dead condition. Family IV. GoRGONiDi*.. -— In the Gorgonidm, or " Sea- shrubs," there is an arborescent ccenosarc permanently rooted and provided with a grooved, or sulcate, branched sclerobasis, whidi is sometimes associated withi true tissue - secretions, termed " dermo-sclerites
. A manual of zoology for the use of students : with a general introduction on the principles of zoology . Zoology. Fig. 34.—Fennatuia pkospJiorea (after Johnston). Fig. 35 — PeiinatuIidEe, Virgularia tnirabilis. a A portion of the stem in the living con- dition^ enlarged; b Portion of the stem in its dead condition. Family IV. GoRGONiDi*.. -— In the Gorgonidm, or " Sea- shrubs," there is an arborescent ccenosarc permanently rooted and provided with a grooved, or sulcate, branched sclerobasis, whidi is sometimes associated withi true tissue - secretions, termed " ; The sclerobasis of the Gorgonidce varies a good deal in its composition. In some it is corneous, and these have often been confounded with the AntipathidcB, amongst the Zoantharia. The distinction, however, between them is easy, when it is remembered that the polypes in the Gorgonidce have tentacles in multiples of four, whilst in the Antipathidce they are in sixes. The sclerobasis, too, in the former is always marked by , whereas in the latter it is always either smooth or 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 Nicholson, Henry Alleyne, 1844-1899. New York : D. Appleton
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Keywords: ., bookauthorni, bookcentury1800, bookdecade1870, booksubjectzoology
