13 



FAMILY MEMBRACID^. 



Vanduzea vestita Godg. Ames, Little Rock, Sioux City, on 

 Petalostemon. 



Ophiderma flavi guttata Godg. Ames. 

 Heliria strombergi Godg. Ames. 

 Telamona pyramidata Uhl. 



COQUILLETIA MIMETICA N. SP. 



Ferruginous or ferruginous brown to fuscous. Females apterous, and 

 simulating an ant. Male with very long wings and slender abdomen, ostea 



Fig. 15. 

 Coquilletta mini tica. a, female dorsal view, ft, female ventral view, c, female 

 lateral view d. mal*^ ventral view, e, male dorsal view. /, larva. (/, female abdomen 

 enlarged. 7i, mile abdonen enlarged (Prom drawings by M'ss King. ' 



