of graminivorous and carnivorous Animals . 178 4 
Fig. 2. Represents the orifices of the glandular structure, 
to show how much they admit of being dilated, and that in that 
state they expose three internal openings leading into the sub- 
stance of the gland. 
a. The oesophagus. 
b b. The three ridges of glandular structure. 
Fig. 3. Shows the different processes which belong to two 
of the three internal openings of the gland. 
Fig. 4. An external view of the stomach of the dormouse, 
to show its peculiar glandular structure at the termination of the 
oesophagus, and the cardiac and pyloric portions of the stomach, 
a. The glandular structure in the oesophagus. 
b. The cardiac portion of the stomach. 
c. The pyloric portion. 
Fig. 5. The dormouse's stomach laid open to expose its in- 
ternal surface. 
a . The orifices of the gland corresponding to those of the 
beaver. 
b b. The two corresponding parts of the cardiac portion of 
the stomach. 
c. The pyloric portion. 
Fig. 6 . Is a view of the stomach of the water-rat inverted, 
to show its internal structure. 
a. The oesophagus. 
b b. The cardiac portion covered with cuticle. 
c. A process of cuticle on each side extending into the py- 
loric portion. 
d. A glandular structure. 
e. Orifices of glands believed to secrete the solvent liquor. 
f. The pylorus. 
g. The duodenum. 
