THE ALIMENTARY CANAL AXD ITS APPENDAGES. 



123 



tissue is thus provided for. The cells come to maturity and 

 burst, when new cells, the product of the epithelial buds, take 

 their place. 



The epithelium of the chylific stomach is continued into the 

 eight cereal tubes, where it undergoes a slight modification of 

 form. 



Fig. 67. Section of Chylific Stomach, showing the six bundles of Malpighian 



tubules. X 70. 



At the hinder end of the chylific stomach is a very short 



' > 



tube about half the diameter of the stomach, the small 

 intestine. At its junction with the chylific stomach are 

 attached, in six bundles, 60 or 70 long and fine tubules, the 

 Malpighian tubules.* The small intestine has the same general 



* Development shows that these tubules belong to the proctodaeum, and not to the 

 mesenteron. 



