REPORT OF THE STATE ENTOMOLOGIST 1906 159 
Legs nearly uniform pale straw, the femora rather sparsely clothed 
with fuscous hairs. 
Swept from solidago or sweetfern at Albany, N.Y., June 4, 1906. 
Type Cecid. 124, N. Y. State Museum. 
Rhopalomyia astericaulis n. sp. 
Male. Length 2.5 mm. Antennae probably extending to the 
fourth abdominal segment, sparsely haired, dark brown, 18 seg- 
ments. Mesonotum reddish brown, darker laterally, the sub- 
median lines rather thickly clothed with long hairs. Scutellum 
fuscous yellowish, postscutellum yellowish. Abdomen reddish 
brown with the segments margined posteriorly with long hairs. 
Halteres whitish transparent basally, fuscous apically. Legs a 
somewhat variable dark brown. 
Collected and bred by Dr M. T. Thompson of Clark University, 
Worcester, Mass. from an oval twig gall on aster. Probably an 
inquiline with Choristoneura ramuscula Beutm. 
Type Cecid. 1107a, N. Y. State Museum. 
Rhopalomyia thompsoni n. sp. 
Male: Length 2.5 mm. Antennae nearly as long as the body, 
Sparsely haired, pale yellowish, the basal and distal segments 
tinged with reddish; 19 segments. Mesonotum dark reddish, the 
submedian lines sparsely clothed with fine setae. Scutellum pale 
salmon, postscutellum dark brown. Abdomen a deep brick-red 
with heavy bands of black scales, genitalia fuscous. Halteres 
yellowish transparent. Legs mostly black, the coxae and base of 
femora a variable yellowish. 
Female. Length 4mm. Color characters nearly as in the opposite 
sex. : 
Collected and bred by Dr M. T. Thompson of Clark University, 
Worcester, Mass. from a globular or ovoid, fleshy gall on the root- 
stock of Solidago rugosa. 
Type Cecid. rroo, N. Y. State Museum. 
Oligotrophus asplenifolia n. sp. 
Male. Length 2 mm. Antennae nearly as long as the body, 
sparsely haired,” light fuscous yellowish, 15 segments. Mesonotum 
dark brown, the narrow submedian lines and posterior median area 
yellowish. Scutellum and postscutellum fuscous yellowish. Abdo- 
men a deep ‘orange yellow, the distal segments paler, the incisures 
