288 NEW YORK STATE MUSEUM 
laterally and anteriorly with silvery white scales, the sub- 
median lines sparsely haired. Scutellum and postscutellum. 
dark brown. Abdomen dark brown, the dorsum of the frst 
abdominal segment thickly clothed with silvery white scales, 
the second, third and fourth abdominal segments narrowly 
margined posteriorly with silvery white markings, the latter 
obsolete laterally. Halteres yellowish basally, whitish apically. 
Coxae and extremities of femora and tibiae broadly and vari- 
ably yellowish, the middle dark brown, tarsi dark brown, the 
distal segments yellowish, the latter possibly denuded. 
Taken July 18, 1907, ovipositing in the stem of Clematis 
WAPSULMIDAMA 
Type C. a15g6a, N. Y. State Museum. 
Choristoneura helena n. sp. 
Female. Length 2 mm. Antennae hardly extending to the 
base of the abdomen, sparsely haired, brown; 18 segments, the 
two basal segments fuscous yellowish; face with a white patch 
of silvery scales, the head posteriorly narrowly margined with 
silvery white hairs. Mesonotum black, sparsely margined 
laterally with silvery white. Scutellum nearly concolorous. 
Abdomen black, the incisures dark reddish, each segment 
sparsely margined posteriorly with silvery white, the venter a 
uniform silvery gray. Halteres pale yellowish. Legs black with 
the coxae, the extreme base of the femora and the articulations 
of the tibiae more or less pale. 
Bred July “10907, from round “blister Vealls =) on Aus tem 
lateriflorus taken at Highland, N. Y. | 
ype C. BUBSO, IN. W. State Museum. 
Choristoneura helianthi n. sp. 
Female. Length 2.75 mm. Antennae extending to the base 
of the abdomen, sparsely haired, dark brown, the proximal seg- 
ments, venter and face silvery white, 18 segments. Mesonotum 
dark brown, mostly denuded, the submedian lines dark. Scu- 
tellum ornamented with numerous silvery hairs, postscutellum 
with lateral silvery hairs. Abdomen black, the segments nar- 
rowly margined posteriorly with silvery white, the latter inter- 
rupted at the middle, venter silvery white. Halteres fuscous, 
pale basally, fuscous apically. Coxae black with silvery hairs, — 
anterior and mid femora gray to the apical third, the posterior 
