152 NEW YORK STATE MUSEUM 



Ovipositor yellowish. Legs fuscous yellowish, the tarsi brown, the 

 distal tarsal segments darker. 



Male. Length 2 mm. Antennae with 17 segments. Color 

 characters presumably nearly as in the opposite sex. 



Bred by Dr M. T. Thompson of Clark University, Worcester, 

 Mass. f om tumor gall on the top of wild lettuce stalks. 



Type Cecid. 1102, N. Y. State Museum. 



Lasioptera lycopi n. sp. 



Female. Length 2 mm. Antennae extending to the base of 

 the abdomen, sparsely haired, dark brown, 18 segments; face with 

 a conspicuous patch of yellowish white scales, the black eyes mar- 

 gined posteriorly with silvery white, especially laterally. Meso- 

 notum shining black, sparsely margined laterally with silvery 

 white scales, the submedian lines faintly indicated by a few hairs. 

 Scutellum a deep reddish brown, postscutellum dark brown. 

 Abdomen a rich brownish' black with a submedian row of small, 

 lunate, silvery white spots, the latter on the posterior margins of 

 the segments; laterally there is a row of irregular, silvery white 

 spots slightly produced anteriorly and resting on the posterior 

 margin of each segment; venter dark brown with the median line, 

 the posterior and anterior margins of the segments clothed with 

 silvery white scales. Halteres a pale yellowish salmon, the coxae 

 and base of femora a pale yellowish, distal portion of femora, 

 tibiae and tarsi dark brown, the articulations marked by narrow, 

 white annulations, the latter broader on the posterior tarsi. 



Bred May 17, 1907 from an oval, fusiform stem gall on bugleweed, 

 Lycopus communis. 



Type Cecid. ai348, N. Y. State Museum. 



Lasioptera rosea n. sp. 



Female. Length 2 mm. Antennae extending to the second 

 abdominal segment, sparsely haired, dark brown, 22 segments; 

 face rather thickly clothed with whitish scales. Mesonotum dark 

 brown, rather thickly bordered laterally and anteriorly with golden 

 yellow scales, submedian lines thickly clothed with similar scales. 

 Scutellum brownish*^ black, yellowish apically, postscutellum dark 

 brown. Abdomen a dark brown or black, the segments narrowly 

 margined posteriorly with silvery white; ovipositor pale orange, 

 venterTirregularly suffused with silvery white scales. Halteres a 



