340 CALIFORNIA ACADEMY OF SCIENCES [Proc. 4th Se». 



922. Anthomyza gracilis Fall. 



Forest Grove, VI-23 (Cole); Corvallis, VIII-12 

 (Lovett). According to Dr. Melander this species is com- 

 mon in Washington. 



923. Zagonia oregona (Aldr.) 

 Hood River, VII (Aldrich). 



924. Tethina coronata (Loew) 

 Forest Grove, V-12 (Cole). 



925. Tethina parvula (Loew) 

 Narrows, VIII ; Blitzen River, VII-6. 



926. Trixoscelis frontalis (Fall.) 

 Forest Grove, V-5 (Cole). 



Family AGROMYZID^ 



Small flies with widely separated eyes, bare or pubescent 

 arista, and divergent postvertical bristles. The wings are 

 rather short and rounded. The larvae of most species are 

 leaf miners; a few make galls. 



927. Cerodonta femoralis (Meig.) 

 Gaston, VII- 10 (Cole). 



928. Phytomyza albiceps (Meig.) 



Reported from Oregon by Melander. P. genitalis Lw. is 

 a synonym. 



929. Phytomyza chrysanthemi Kowarz 

 Portland, III- 1 (Lovett). Bred from larvae mining 

 chrysanthemum leaves. 



930. Phytomyza crassiseta Zett. 

 Forest Grove, V-3 and VI-3 (Cole). 



931. Phytomyza flaviscutellata Fall. 

 Reported from Oregon by Melander. 



