ZOOLOGY AND BOTANY, MICROSCOPY, ETC. 521 



inflammation of serous membranes, swelling and ulceration of Peyer's 

 patches, and tumefaction of lymphatic glands. 



Typhoid serum agglutinates the bacillus, but the clumping is different 

 from that of typhoid. The bacilhis was found only in undoubted cases 

 of typhoid. 



The author concludes by mentioning the results of his examination 

 of oysters ; in the stomachs of these bivalves i>. sateUitis was found in 

 most cases, but B. typhosus and B. coli were never discovered. 



Further communications on this mteresting subject are promised. 



