HETEROMYIA FASCIATA. 



SPECIFIC CHARACTER. 



Wings hyaline, trifasciate with dusky. 



DESCRIPTION. 



Body testaceous: thorax with a black disk: 

 wings with three equidistant bands, the two ex- 

 terior ones somewhat confluent : posterior thighs 

 a little dilated towards the tip : abdomen with a 

 silvery sericeous reflection , % cylindrical, 9 di- 

 lated towards the tip. 



Variety, a. Thorax entirely testaceous. 



OBSERVATIONS. 



The manners and habits of this insect are un- 

 known, though it is of rather frequent occur- 

 rence. 



PLATE XXXV. S 



