REPORT OF THE STATE ENTOMOLOGIST I913 133 



terminal segment greatly prolonged, more than twice the length 

 of the preceding, obtusely rounded distally. Palpi; the first seg- 

 ment subquadrate, the second as long as the first, more slender, the 

 third one-half longer, more slender and the fourth a little shorter 

 than the third. Mesonotum uniform dark brown, submedian lines 

 pale yellowish, sparsely ornamented with fine setae. Scutellum dark 

 reddish brown with numerous reddish apical setae, postscutellum 

 reddish browai. Abdomen dark reddish brown, sparsely clothed 

 with fine, yellowish hairs, terminal segments fuscous yellowish. 

 Wings hyaline, costa dark reddish brown ; halteres yellowish trans- 

 parent. Coxae and femora pale straw color, tibiae and tarsi nearly 

 uniform reddish brown ; claws stout, strongly curved. Ovipositor 

 nearly as long as the body, terminal lobes long, stout, broadly 

 rounded. Type Cecid. 262. 



Dasyneura bidentata Felt 



1907 Felt, E. P. N. Y. State Mus. Bui. no, p. 114 Separate, p. 18 

 1908 N. Y. State Mus. Bui. 124, p. 341 



This species was taken on white oak, Quercus alba, at 

 Albany, N. Y., June 21, 1906. 



Male. Length 1.25 mm. Antennae extending to the base of the 

 abdomen, dark brown, fuscous yellowish basally; 13 segments, the 

 fifth subcylindric, the length about one and one-half times the 

 diameter. Palpi ; first segment short, almost obconic, second a 

 little longer, third more so and the fourth one-half longer than the 

 third. Face fuscous yellowish. Mesonotum dark brown with dis- 

 tinct submedian lines, sparsely ornamented with pale setae. Scutel- 

 lum rather dark red or yellowish orange, postscutellum dark red. 

 Abdomen a reddish or dark salmon, segments margined with pale 

 yellowish posteriorly. Genitalia slightly fuscous. Wings subhya- 

 line, costa light brown. Coxae and basal portion of femora pale 

 yellowish, other parts of legs brownish ; tarsi slightly darker, lighter 

 ventrally; claws stout, strongly curved. Genitalia; basal clasp seg- 

 ment stout ; terminal clasp segment stout ; dorsal plate broad, deeply 

 incised; ventral plate narrow, deeply emarginate. Harpes narrow, 

 approximate distally. Type Cecid. 344, 345. 



Dasyneura fraxinifolia Felt 



1907 Felt, E. P. New species of Cecidomyiidae II, p. 12 

 1908 N. Y. State Mus. Bui. 124, p. 293, 341 



This species was reared August i, 1907 from tightly rolled leaves 

 of ash, Fraxinus, taken at Bath, N. Y. 



Male. Length .75 mm. Antennae nearly as long as the body, 

 thickly haired, brown, yellowish basally; 14 segments, the fifth with 

 a stem two-thirds the length of the subcylindric basal enlargement, 

 which latter has a length about one-fourth greater than its diameter, 

 terminal segment somewhat produced, narrowly oval. Palpi; the 



