42 
Transactio7is of the Society. 
ones, vary in thickness, and in some parts the stratum corneum 
(b) is thicker than the rest of the mucous membrane. The cells 
Text-Fig. 8. — Structure of the pyloric muscular region (fig. 2, F). 
Letters in text. 
of the stratum mucosum and stratum germinativum stain very 
deeply. No glands are present in the cardiac stomach. 
The pyloric glandular region (text-fig. 7) has a central gutter 
running along the floor, and stout folds of the mucosa traverse its 
entire length. It is bordered by two hard white ridges composed 
