This parasite, associated with Cochin-China diarrhea, has been reported so rarely in the United States that the following case should be recorded. The exact relationship to tropical diarrheas seems not definitely established:
—A Japanese ship's cook, aged 40, was admitted to my service in the Denver City and County Hospital, Oct. 18, 1906.
—We learned that he had visited many ports in Asia and other parts of the world, had been in America seven years, in Colorado three years. He had been sick for ten weeks, although below par for three or four months. He had a slight cough, had probably lost 20 or 30 pounds in weight, and was moderately anemic. He had five to eight stools in the twenty-four hours, mushy in consistence, foul smelling and of clay, slate or dark green color. No blood nor mucus. He complained of constant pain in the abdomen, and