236 ■ NEW YORK STATE MUSEUM 



dd Abdomen fuscous yellowish; mesonotum dark brown; female; reared 

 from woolly apical bud gall on ? Antennaria. .p i 1 o s a Felt, C. 1215 

 cccc Antennal segments sessile or nearly so 



d Abdomen and mesonotum reddish brown; scutellum reddish yellow; 

 female; reared from fruit of Juniperus 



Walshomyia juniperina Felt, C. 1 049 

 dd Abdomen dull red ; mesonotum and scutellum dark red ; female ; reared 

 from very small, fusiform gall on Solidago leaves 



c 1 a r k e i Felt, C. ai634 

 ddd Abdomen dark reddish; mesonotum dark brown; reared from apical 



flower gall on Artemisia betheliana CklL, C. ai935 



bb Antennae with 16 segments 



c Antennal stem with a length three-fourths that of the basal enlargement 

 d Abdomen dark reddish brown; mesonotum dark brown; male; reared 

 from woolly bud gall on Antennaria . .antennariae Whir., C.- 960 

 cc Antennal stems one-half the length of the basal enlargement 



d Palpi biarticulate; reared from an oval, enlarged bud of Artemisia 



tridentatae Rubs. 

 dd Palpi uniarticulate ; reared from gooseberry buds 



grossulariae Felt, C. a2 1 73 

 ccc Antennal stems one-third the length of the basal enlargement 



d Abdomen dark reddish or yellowish brown; mesonotum brownish black; 

 reared from woolly, globular gaU on branches of Artemisia 



alticola Ckll., C. 768, ai353 

 cccc Antennal segments sessile or nearly so 



d Abdomen dark reddish brown; mesonotum dark brown; female; reared 

 from woolly bud gall on Antennaria . . .antennariae Whir., C. 960 

 bbb Antennae with 15 segments 



c Antennal stem one-fourth longer than the basal enlargement 



d Abdomen yellowish brown; legs dark brown; on Solidago; male 



a r c u a t a Felt, C. 124 

 cc Antennal stems with a length three-fourths that of the basal enlargement 

 d Abdomen and mesonotum brown; palpi uniarticulate; male; reared from 

 suboval flower or bud galls on Gutierrezia 



gutierreziae Ckll., C. ai742 

 ccc Antennal segments sessile or nearly so 

 d Palpi biarticulate 



e Abdomen light brown; mesonotum shining brown; female; reared 



from flower galls on Solidago cruziana Felt, C. 942 



dd Palpi uniarticulate 



e Abdomen yellowish; mesonotum reddish brown; female; reared from 



apical rosette gall on Euthamia lanceolata Felt, C. 784 



ee Abdomen reddish or light yellowish brown; mesonotum reddish 

 brown; female; reared from a hollow gall on Bigelowia 



bigeloviae Cldl., C. 1070 

 bbbb Antennae with 13 to 14 segments 



c Abdomen brownish red; mesonotum reddish brown; female; reared from 

 suboval flower or bud gall on Gutierrezia 



gutierreziae Ckll., C. ai742 



cc Abdomen and mesonotum dark brown; female; reared from gall on 



Audibertia audibertiae Felt, C. 1 029 



