V»i_ XI] COLE AND LOVETT—LIST OF OREGON DIPTERA 327 



841. Euaresta araneosa Coq. 



Colestin, VIII-31 (E. P. Van Duzee). C. W. Johnson 

 det. 



842. Urellia aldrichii Doane 

 Corvallis, VII-22. 



843. Urellia mevarna (Walk.) 

 Duffy's Prairie, VII-16 (Lovett). 



844. Urellia pacifica Doane 

 Described from Oregon. 



845. Urellia Solaris Loew 

 Corvallis, VII-16. 



Family ORTALIDiE 



Fig. 44. Chcetopsis anea (Wied.) 



These flies are small or of medium size and often with 

 metallic colors. The head is of good size and the frons 

 is broad; the legs are usually stout and rather short. Some 



