August, "10] FELT: GALL MIDGES 349 



Gall yellowish or brownish, irregularly oval, diameter 3 mm. 

 Female, length 2 mm., abdomen dark pulplish brown, the first 

 and second segments margined wath reddish orange, the third to 

 fifth broadly margined sublaterally with silvery^ white ; autennal 

 segments 17, the fifth with a length a little greater than its 

 diameter Asteromyia marginata Felt. 



Gall yellowish or brownish, irregularly oval, diameter 6 mm. ; on 

 Aster paniculata. Male, length 2 mm., abdomen dark purplish 

 brown; antennal segments 14, the fifth with a length one half 

 greater than its diameter, palpi uniarticulate. 



Asteromyia paniculata Felt. 



Gall greenish yellow or papery white, diameter 1.75 cm. ; on Aster 

 Icevis. Male, length 1.6 mm., abdomen dark brown ; antennal 

 segments 14, the fifth with a diameter about equal to its length, 

 palpi uniarticulate Asteromyia Iceviana Felt. 



Gall sooty yellow beneath, dirty white above, length 2 cm., diameter 

 1.2 cm. Female, length 2 mm., abdomen black, the segments with 

 submedian white spots; antennal segments 16, the fifth with a 

 length hardly equal to its diameter, palpi uniarticulate. 



Asteromyia flavomaculata Felt. 



Gall A^ellowish white, dark margined, diameter 3 mm. Female, 

 length 2 mm., abdomen black, the segments sparsely white mar- 

 gined; antennal segments 18, the fifth with a length three quar- 

 ters its diameter, palpi biarticulate. 



Asteromyia asterifolia Beutm. 



Gall, oval, green swellings, length 2 mm., diameter 1.5 mm. Male, 

 length 1.75 mm., abdomen mostly dark brown ; antennal seg- 

 ments 14. Female, length 2 mm., abdomen dark brown, the seg- 

 ments with lunate, submedian white spots; antennal segments 

 15, the fifth with a length one third greater than its diameter, 

 palpi uniarticulate Asteromyia vesiculosa Felt. 



Stem or Branch Galls 



Gall a small, pustulate swelling on aster stems, diameter 3 mm. Male, 

 length 2 mm., abdomen dark brown, the segments with submedian, 

 lunate, white spots; antennal segments 14, the fifth with a length 

 a little greater than its diameter, palpi uniarticulate. 



Asteromyia pustulata Felt. 



Fusiform stem or branch gall, length 1 cm., diameter .4 cm. Male, 

 length 2.75 mm., abdomen dark brown, the segments with sub- 

 median, white spots; antennal segments 19, the fifth wdth a length 

 greater than its diameter. Female, length 2.75 mm., abdomen dark 



