DIPTERA 



137 



infested regions. Members of this family will be known 

 to beginners rather _^^ ___ 

 by habits than by 

 structures. 



89. Bee-flies 

 (BombyliidcB) , and 

 the Soldier-flies 

 (Stratiomyiidce)j 

 frequent flowers. 

 The latter are not 

 always abundant, 

 but are often notice- 

 able on account of 

 their bright color 

 markings. Yellow 

 and green bands 

 and stripes are 

 common in this 

 family. The sol- 

 dier-flies are of 

 small to medium 

 size. Their larvae 

 are usually aquatic. 

 The bee-flies pre- 

 sent many varia- 

 tions. Some species 

 are quite hairy, 

 many have very 

 long beaks and feed 



on nectar. Banded FlG 102. Types of Flies (Diptera). Natural 

 wings are also char- size. 



o+kTMo+i^ r\f mantr > Syrphidce; b, Tachinidce; c, Puparium of Ta- 



aCteriStlC OI many china _ fly: d< Bee-flies (Bombyliidce); e, Muscidce; f, 



bee-flies. The habit fS^J3. (Lep ' id<E): 9t House - fly ' and * Stable - fly 



