years ; the observations of one, viz. : Angus McKay, senior, they'n eaten." with granular matter, from which the digestive and sexual organs will be Let us hope this paper may arouse observation, and stimulate of the cautious witness, who answered " I don't know," till counsel in the last article, is less clearly defined than that of the cystic or the results of several persons' observations for the last twelve within the yet unbroken shell. said " Tell us something you do know." H. E. go back for above fifty years. When the embryo emerges from the egg, its organism is extremely simple. ROUND WORMS (Nemathelminths) have a history which, as was staled Jura, N.B., November, 1890. PARASITIC DISEASES OF FARM ANIMALS. inquiry in other districts. returned like a flash as he added " I dun'no know whose corn In all the round worms the sexes are separate individuals, and the females [From the "Field" 1890, by permission.'] " I know as Miller's pigs is always fat," was the reply, but doubt formed ; and there is a narrow mouth, by means of which the young parasite gives unrivalled opportunities for investigation. I have recorded A miniature representation of the parent worm in outline, its interior is filled eggs, which, when they are extracted from the oviduct, have the living embryo We must confess being occasionally reduced to the mental state trematode worms. possess a long coiled uterus, in which are contained an immense number of