l62 NEW YORK STATE MUSEUM 



Lasioptera caulicola n. sp. 



Female. Length 2 mm. Antennae very short, sparsely haired, 

 dark brown, 23 segments; face sparsely clothed with silvery white 

 scales. Mesonotum dark brown, rather broadly margined laterally 

 and anteriorly with silvery white, the submedian lines sparsely 

 haired. Scutellum fuscous yellowish, postscutellum a little darker. 

 Abdomen dark brown, the basal segments silvery white dorsally, 

 the third and fourth segments rather broadly margined along the 

 median third posteriorly with silvery white, the second segment 

 with an elongate median white dot on the posterior margin, ovi- 

 positor pale yellowish. Halteres pale yellowish, apically a light 

 salmon. Coxae fuscous basally, yellowish apically, femora and 

 tibiae dark brown, irregularly and broadly banded at the extremi- 

 ties with silvery white, tarsi dark brown. 



Bred June 3, 1907 from apparently normal stems of bush-honey- 

 suckle.' 



Type Cecid. ai469a, N. Y. State Museum. 



Lasioptera palustris n. sp. 



Male. Length 1.75 mm. Antennae extending to the base of the 

 abdomen, sparsely haired, dark brown, the basal segments yellow- 

 ish, 20 segments; face fuscous yellowish with a rather conspicuous 

 patch of silvery white scales, eyes narrowly margined posteriorly 

 with silvery white. Mesonotum dark reddish brown, variably 

 margined laterally and anteriorly with silvery white, the submedian 

 lines thickly clothed with golden yellow scales, posterior median 

 area reddish brown. Scutellum pale reddish brown with a few 

 yellowish setae apically, postscutellum pale orange. Abdomen 

 dark brown, the basal segments silvery white, the second to fourth 

 segments rather broadly, and the fifth and sixth segments narrowly 

 margined with silvery white, the. latter obsolete laterally, the 

 eighth segment pale orange; genitalia fuscous yellowish, venter 

 dark brown with a broad median, silvery white stripe. Halteres 

 pale salmon. Legs mostly brown, the extremities of femora and 

 tibiae variably annulate with light yellowish, the tarsi dark brown. 



Female. Length 2 mm. Antennae with 25 segments. Color 

 characters about as in the opposite sex. 



Bred May 24, 1907 from a very irregular, fusiform or subglobular 

 stem gall occurring upon an unknown plant in marshy places at 

 West Nyack, N. Y. 



Type Cecid. ai443, N. Y. State Museum. 



