In the first place, the creature which emerge? from the egg of the fluke is destined to become encysted on the shell of a fresh-water mollusc, then to be parasitic to one of those soft- bodied animals, and in this condition to be swallowed

In Youatt's time the presence of the fluke in tho ducts of the liver was well known, and microscopists of that period had detected the eggs of the parasite in large numbers in the bile ; it waß even announced that the young flukes just hatched, and not larger than cheese mites, had been found in the liver. This last discovery, however, was purely imaginary, as the researches of Steenstrupp, Siebold, Kuchen meister, and others have quite established the fact that the fluke is not at once hatched out from the egg in the organism of the sheep, but has to pa<is through a series of vorv remark able changes, from the condition of the ciliated etnbyro which the egg produces to thr.t of the nature parasites.
CULTIVATION OF CINERARIAS.
