Extract from Report of the Commissioner of Agriculture, Ohio.

“We have no knowledge of the cause of the lung-worm-a name given for the want of a bettery perhaps. It affects young sheep in a greater degree and to a greater extent than matured animals. The worm is a small white one, and is found in considerable numbers in the lungs, or in tubes connecting the windpipe with the lungs. The symptoms are weakness, failure to eat, loss of flesh, and a cough. This disease is but little understood by the wool-grower.

“Stricana or Strichnia is perhaps a very incorrect name for the disease I wish to describe. It is caused by a very small worm, so minute, indeed, that it cannot be seen without the aid of a magnifying-glass. It is believed