INVERTEBRATE FAUNA OF SOUTH CAROLINA. 



273 



edly so. A familiar example in Carolina is the " Cotton leaf-roller," 



(Loxotiinla nmiccana, Harr. ?) 



FAMILY TINEID.E. LEAF MINERS. 



The larvae of this family are mainly leaf-miners, twig borers or case 

 bearers. About eight hundred species have been described in the United 

 States. The most injurious South Carolina species is undoubtedly the 

 Angoumois grain n\oi\^ ^jlelechia cerealla, Oliv.). The clothes moth 

 {Tinea fiarifroutella, Linn.) is also a familiar example. 



ORDER DIPTERA. FLIES, GNATS, ETC. 



[Wings, two ; the posterior pair re [ilaced by a pair of knobbed threads ("poisers" 

 or "balancers"): Mouth parts formed for sucking : Metamorphosis complete.] 



The collected North Amarican Diptera number about 5,000 species of 

 sixty families. We shall mention here the eight families which possess 

 the greatest economic interest. 



FAMILY CECIDOMYID^. GALL FLIES. 



This family contains several very injurious insects, two of which arc 

 found in South Carolina, as will be seen in the following list: 



Ceeidomyia chrysopsidis Locw, (D. C.) Cejidomyia hirtipes 0. S., (D. C.) 



destructor Say. (Tlie Hes- serrulatae O. S., (D. C.) 



sian fly). 

 Diplosis caryae 0. S., (D.C.) Diplosis robiniae (Hald.) (D. C.) 



maccus Loew, (D. C.) . tritici (Kirby). (The Wheat 



Midge.) 



FAMILY CULICID^. MOSQUITOES. 



Culex boscii R. Desvoidy. 

 rubidus R. Desvoidj' 



18 



Culex taeniatus Wied., (Ga.) 



taeniorhynchus Wied. ( Atlantic 



States.) 



