100 NEW YORK STATE MUSEUM 
yellowish. Abdomen light fuscous yellowish, the segments thickly 
margined posteriorly with fuscous hairs. Genitalia yellowish. 
Wings hyaline, costa light brown. Halteres pale yellowish, fuscous 
subapically. Coxae and femora yellowish transparent, the femora 
distally fuscous yellowish, tibiae yellowish basally, fuscous yellowish 
distally; tarsi fuscous yellowish; claws long, slender, strongly curved, 
the pulvilli nearly as long as the claws. Genitalia; dorsal plate 
short, broad, deeply and roundly emarginate, the lobes slender, 
narrowly rounded. Type Cecid. a168qa. 
Contarinia flavolinea Felt 
1908 Felt, E.P. N.Y. State Mus. Bul. 124, p. 392 
The species was taken in general collecting at Albany, N. Y., 
June 11, 1906. 
Male. Length 1 mm. Antennae as long as the body, thickly 
haired, dark brown; 14 segments, the fifth with stems two and four 
times their diameters, respectively; terminal segment, distal 
enlargement greatly produced, narrowly oval, with a length twice its 
diameter, apically a long, stout, fingerlike process. Palpi; the first 
segment produced, irregular, the second with a length nearly three 
times its diameter, tapering at both extremities, the third more 
slender and about twice the length of the second, the fourth more 
slender and one-half longer than the third; face pale yellowish. 
Mesonotum pale sooty yellow, with bright yellowish submedian 
lines thickly clothed with fine, yellowish hairs. Scutellum sooty 
yellowish with numerous apical setae; postscutellum a little darker. 
Abdomen sooty yellow, sparsely clothed with pale yellowish hairs. 
Wings rather broad, hyaline, costa light brown; halteres, coxae and 
femora pale straw; tibiae and tarsi a variable brown or dark brown: 
claws long, slender, strongly curved, the pulvilli about as long as the 
claws. Genitalia; dorsal plate short, broad, deeply and broadly 
emarginate, the lobes obliquely truncate. Type Cecid. 231. 
Contarinia virginianiae Felt 
1894 Atkinson, G. F. Cornell Univ. Agric. Exp. Sta. Bul. 73, p. 345-47 
(Cecidomyia) 
1897 Lintner, J. A. U.S. Dep’t Agric., Div. Ent. Bul. 6, n. s., p. 57-58 
(Cecidomyia) 
1897 ——————_ Injur. & Other Ins. N. Y., 12th Rep’t, p. 313 (Cecidomyia) 
1904 Cook, M. T. Ohio State Univ. Bul., ser. 8, no. 3, p. 116 (Cecidomyia) 
1906 Felt, E. P. Injur. & Other Ins. N. Y., 21st Rep’t, p. 130-31 (Cecidomyia) 
1907 Jarvis, T.D. Ent. Soc. Ont. 37th Rep’t, p. 67 
1908 Felt, E.P. N.Y. State Mus. Bul. 124, p. 392 
1910 Stebbins, F. A. Springf. Mus. Nat. Hist. Bul., 2:40 
The larva of this species produces peculiar, enlarged fruit on the 
choke cherry, Prunus virginiana. It has been known for 
