. Fig. 125.—Hooks of adult hj^datid tape- worm, a, From a hydatid ; 6, three weeks after feeding to a dog ; c, from an adult; d, combined figures of a—c, showing the gradual changes in form. X 600. (After Leuckart, 1880.) Fig. 124.—Adult hydatid tapeworm {Tcenia ecJdnocoecns) enlarged. (After Leuckart, 1880.) hooked embryo, which is thus freed, bores its way through the intestinal wall, and wanders, actively or passively (that is, carried along by the blood), to various organs of the body—liver, lungs, ovaries, bones, skull, etc.—where it develops first into an acephalocyst, which may develop

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. Fig. 125.—Hooks of adult hj^datid tape- worm, a, From a hydatid ; 6, three weeks after feeding to a dog ; c, from an adult; d, combined figures of a—c, showing the gradual changes in form. X 600. (After Leuckart, 1880.) Fig. 124.—Adult hydatid tapeworm {Tcenia ecJdnocoecns) enlarged. (After Leuckart, 1880.) hooked embryo, which is thus freed, bores its way through the intestinal wall, and wanders, actively or passively (that is, carried along by the blood), to various organs of the body—liver, lungs, ovaries, bones, skull, etc.—where it develops first into an acephalocyst, which may develop further, as shown by the accompanying illustrations. The heads which are formed, upon being devoured by a dog , then develop into adult tapeworms.

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Keywords: ., bookcentury1900, bookdecade1900, bookpublishernewyorkwrjenkins