90 ABNORMAL CONDITIONS OF THE DIGESTIVE ORGANS. 



valves are thickened. There are several wart-like 

 fibrinous growths on the endocardium, and the remains 

 of numerous old pericardial adhesions are apparent. 



Hunterian. 



g. Deficiency of the pericardium. 



Is a very rare form of malformation, which would probably 

 find a place in this Class. 



SERIES VIII. 



ABNORMAL CONDITIONS OP BLOOD- GLANDS. 



A. Of the Spleen. 



The Human spleen normally exhibits a tendency to become 

 lobulated; occasionally the lobules are separated and form 

 accessory spleens, and in some cases numerous small separate 

 glands occur in the place of a single spleen ; division of the 

 spleen is probably a mere variety. 



389. A Human spleen with a small detached lobule on its under 



surface. Hunterian. 



390. Seven, out of nine, small spleens from the same subject as 



the malformed heart, No. 376. The case exhibited com- 

 plete transposition of the viscera ; it is described in the 

 Path. Soc. Trans, vol. xx. p. 93. 



Presented by Dr. Hickman. 



SERIES IX. 



ABNORMAL CONDITIONS OF THE DIGESTIVE ORGANS. 



A. Of the Teeth. 



391. Three specimens of Human incisor teeth adherent in pairs. 

 The lower specimens are the upper and lower milk 



