72 



DIllECT BENEFITS FROM MOTHS. 



ROe \l,U (IK THE IIKAD OK TlIK GOAT MOTH CATEHPILLA 



The spinneret is seen at a, and the throat, or 

 trachea, at b. The shape of the tube itself will be 

 better understood by the following figure, which is 

 magnified 22,000 times. 



The point of the spinneret is represented at a. 

 The following greatly magnified view of the Sahitim, 

 or lower lip of the Goat Moth Caterpillar, will show 

 the relative situations of the different parts of the 

 spinning apparatus : 



li, 



