44 STRUCTURE OF CERTAIN DIPTEROUS LARV.E. 



Page. 

 Tsetse flies (see also Glossina). 



diseases transmitted thereby H 



Vegetable matter, decaying, food of Muscina stahulans 26 



Vegetables, decaying, food of Musca domestica 23 



Sarcophagid C ^ 18 



Vinegar, food of Drosophila 36 



Warble, ox. (See Hypoderma lineata.) 



o 



