Alterations in the Red Blood-Corpuscles from the Action of Malaria

tions, made in Rome, relating to the specific alterations which occur in the red blood globules during the infection of malaria. The drawings which I now send embody the latest results of a further series of observations on this subject made during 1885 in Rome and in the Pontine marshes by Marchiafava (my successor in the chair of Pathology in the University of Rome, and former assistant) and Celli (my present assistant). These illustrations, together with the accompanying brief description, will serve to convey an exact idea of the interesting changes which have been found to be pathognomouically characteristic of the malarial process. Two different interpretations were long ago offered to account for the formation of black