190;.] 



Disease of Bees. 



i35 



7 j^A-x 



8, 8. 



FIG. A. FIG. B. 



Fig. A. — Digestive canal of a healthy bee. Fig. B. — Digestive canal of a diseased 

 specimen, showing greatly enlarged hind-intestine characteristic of the disease (x = 

 point of obstruction). The figures in both cases represent the digestive canal 

 dissected out and extended. Fig. B is drawn from an average case ; the distension 

 is often proportionately much greater than is here figured. 



1. Aesophagus. 2. Honey stomach. 3. Chyle stomach. 4. Malpighian tubes. 

 5. Small intestine. 6. Colon. 7. Rectum. 8. Anus. 



