OR, MANUAI, OF THE APIARY. gj 



The nerves of insects are in no wise peculiar, so far as 

 known, except xn position. Each nerve consists of a bundle of 

 fibers, some of which are sensitive, and some motor. As xn 

 Fig. 27. 



Diagram showing Internal Organs of Bee, {modined) , from Cowan 



JTHead. 

 T Thorax. 

 A Abdomen. 

 6 Brain. 

 R Rectum. 



ig Supra oesophageal ganglia. 

 gg Ganglia on nerve cord. 



as Air sacs. 



tt Trachete. 

 mt Malpighian tubules. 



M Honey-stomach. 



s Stomach. 

 m Stomach-mouth. 



i Ileum. 

 r,g Rectal glands. 



our bodies, some are knotted, or have ganglia, and some are not. 

 The mam nervous cord is double, and has several enlarge- 

 ments (Fig. 27, 28) or ganglia. It runs along the under or ven- 



