152 NEW YORK STATE MUSEUM 



dd Male; length 2 mm, scutellum fuscous yellowish, the fifth anten- 

 nal segment with 8 circumfili. Reared from circular blister 



gall on scarlet oak serrata Felt, C. ai79i 



cc Abdomen reddish brown 



d Male; length 3 mm, scutellum yellowish, antennae with 13 seg- 

 ments, the fifth with 10 circumfili. Recorded as reared from 



conic hickory leaf gall caryae Felt, C. 1 1 14 



dd Male; length 1.5 mm, scutellum yellowish, fifth antennal seg- 

 ment with 10 to 15 circumfili. Female; length 1.5 mm, the 

 fifth antennal segment with a length three times its diameter 

 and 4 coarsely anastomosing circumfili. Reared from flat, 



inconspicuous gall on red oak leaves 



quercifolia Felt, C. 1043 

 ccc Abdomen dark reddish orange 



d Male; length 2 mm, scutellum fuscous yellowish, the fifth anten- 

 nal segment with 8 to 9 circumfili. Female; abdomen mostly 

 dark reddish orange, the fifth antennal segment with a length 

 four times its diameter and with 4 coarsely anastomosing 



circumfili. Reared from circular, pustulate oak leaf gall 



pustulata Felt, C. ai789, 850 

 bb Wings relatively short and broad 

 c Abdomen dark brown 



d Male; length 2 mm, scutellum reddish brown, the fifth antennal 

 segment with a length two and one-half times its diameter; 

 but 2 stout circumfili and a subapical band of long setae. 

 Female; length 2 mm, the fifth antennal segment with a length 

 three and one-half times its diameter. Reared from oval, 



pustulate red oak leaf gall 



s i m p 1 a Felt, C. ai942, ai789d, ai903, a 1947 

 dd Males length 2.75 mm, scutellum reddish brown, the fifth anten- 

 nal segment with 11 circumfili. Female; abdomen reddish 

 orange, scutellum dark red, fifth antennal segment with a 

 length thrice its diameter and 4 coarsely anastomosing cir- 

 cumfili. Reared from subglobose, nippled, brown oak leaf 



gall globosa Felt, C. ai902 



ddd Male; length 2 mm, scutellum dark brown, fifth antennal seg- 

 ment with 7 to 8 circumfili. Female; length 2.5 mm, fifth 

 antennal segment with a length four times its diameter and 

 4 coarsely anastomosing circumfili. Reared from a midrib 



swelling on oak leaves podagrae Felt, C. ai788 



dddd Male; length 2.5 mm, scutellum pale yellowish, fifth antennal 

 segment with 9 circumfili. Female; length 2 mm, abdomen 

 mostly deep orange, scutellum dark reddish, fifth antennal 

 segment with a length three and one-half times its diameter 

 and 4 coarsely anastomosing circumfili. Reared from a slight 

 circular blister swelling on the lateral veins of red oak leaves . . 



americana Felt, C. ai792 

 ddddd Male; length 1.25 mm, scutellum reddish brown, 13 antennal 



segments, the fifth with 6 to 7 circumfili 



m u 1 1 i f i 1 a Felt, C. 95, 99, 100 



