GENERAL CHARACTERISTICS. 21 



through the mouth and the oesophagus, is conveyed into the 

 honey-sack. 



63. This organ, located in the abdomen, is not larger than 

 a very small pea, and so perfectly transparent as to appear, 

 when filled, of the same color as its contents; it is properly 



Fig. 15. 



DIGESTING APPARATUS. 



(Magnified. After Barb6.) 



a, tongue : h, cesophagus ; c, honey-sad? ; d, stomach ; e^ raalpighiait 

 tubes; f^ small intestine ; g, large intestine. 



