PLATE XLVII. 





Fig. 113. Surface view of mesentery, coloured in silver, of a giiineapig affected with chronic inflam- 

 mation of the serous membranes from artificially induced tuberculosis. Proliferation of the surface 

 endothelium which surrounds a true stoma is seen ; i.e., germinating endothelium. a. True stoma, open. 

 fc. Simple lymph lacuna;, the endotheliuiu of which i.s exposed because the stumata belonging to them are 

 wide opeu. c. Proliferating eudotUelium. d. Ordinary surface endothelium. p. 112. (Oc., 3; Obj., 5.) 



