The royal natural history . y elongates, and thebody grows and becomes divided into segments, orproglottides. Another common tape-worm in Europe isT. solium, which is scarcely so long as T. saginata, andmay be distinguished by the presence of a circlet of hookson the head in front of the suckers, as well as by thesmaller number of egg-sacs in the ripe segments. It haslong been well established that human beings share withpigs in the breeding of this tape-worm, the bladder wormstage (cellidosw) being found in one of these quadrupeds,and the cycle of development similar in all respects tothat of
The royal natural history . y elongates, and thebody grows and becomes divided into segments, orproglottides. Another common tape-worm in Europe isT. solium, which is scarcely so long as T. saginata, andmay be distinguished by the presence of a circlet of hookson the head in front of the suckers, as well as by thesmaller number of egg-sacs in the ripe segments. It haslong been well established that human beings share withpigs in the breeding of this tape-worm, the bladder wormstage (cellidosw) being found in one of these quadrupeds,and the cycle of development similar in all respects tothat of T. sag in (da. In addition to being found in swine,the bladder-worm stage of T. solium also occurs in a fewother animals, such as monkeys and dogs; and even inman, if through any accident an egg has been swallowed,the Cysticercus duly makes its appearance in the muscles,heart, brain, or eye, and may thus be the cause of very serious tape-worm (T. cucumerina), sometimes found in man, frequently lives in. BLADDER-WORM STAGE (Cl/sti- raws) OF TAPE-WORM. a, With head beginning to turn b, With head protruded. FLAT-WORMS. 46;
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Keywords: ., bookcentury1800, booksubjectnaturalhistory, booksubjectzoology
