. Text-book of zoology for junior students. Zoology. 74 IXVEETEBliATE ANIMALS. of the CahjcoplioriiJif: are iu the fmiu of niedusiform goiioi)hores, which are budded from the stalks of the polypites, and which are mostly detached to lead an iiidejiendent existence. The second older of the (Jceanic is that of the Pltyso- phoridce {(iv. ji/'i/sn, a l>la(lder ; and jJiriri, I carry), of which the most familiar, though not tlie most tyjiical, example is the Portu- guese Man-of-war, Pliisalin (tig. 4;"), u). The I'hijxoplioridie are distinguished from the organisms which we liave
. Text-book of zoology for junior students. Zoology. 74 IXVEETEBliATE ANIMALS. of the CahjcoplioriiJif: are iu the fmiu of niedusiform goiioi)hores, which are budded from the stalks of the polypites, and which are mostly detached to lead an iiidejiendent existence. The second older of the (Jceanic is that of the Pltyso- phoridce {(iv. ji/'i/sn, a l>la(lder ; and jJiriri, I carry), of which the most familiar, though not tlie most tyjiical, example is the Portu- guese Man-of-war, Pliisalin (tig. 4;"), u). The I'hijxoplioridie are distinguished from the organisms which we liave been just ing by the fact that the proximal }' of the coeuosarc is devel-. Fi;,'. 40.—f' Piii-tn^ni'se Man-of-war (Pliy^aJii h \\-hll,j, r,il:niris. oped into a structnn! wliirli is known .as the " tloat" or "))neumato- ; Tlie tloat contains a larger or smaller ,sac, composed of .some elastic lioi'ny , jirobalily cliitiiu!, often with the exterior liy one or more apertures, ;ind always more or less completely tilled with air. The functifin of the float is no doidit that of enabling the Id maintain its ]iosition at the surface of tlie si'.a, in the (':i/i/coji/inn':/iv, the coaiosarc is jierfectly ilexilili., rcjiiliMi'tile, .and soft, and is never fnrinshed with any. 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, American Book Co
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectzoology, bookyear1885
