200 NEW YORK STATE MUSEUM 



median lines sparsely haired Scutellum reddish brown; post- 

 scutellum yellowish. Abdomen sparsely haired, fuscous yellowish; 

 genitalia yellowish, fuscous apically. Wings narrow, costa pale 

 straw, the third vein uniting therewith at the apex. Halteres 

 yellowish basally, a variable reddish apically. Coxae reddish brown. 

 Legs a variable fuscous yellowish, the distal tarsal segments reddish 

 brown; claws moderately stout, evenly curved, the pulvilli as long 

 as the caws. Genitalia; basal clasp segment short, stout, terminal 

 clasp segment short, tapering; dorsal plate short, deeply and tri- 

 angularly emarginate, ventral plate moderately long, broad, broadly 

 rounded. Type Cecid. 1381. 



Phytophaga azaleae Felt 



1907 Felt, E. P. N. Y. State Mus. Bui. no, p. 122 (separate, p. 26) 

 (Oligotrophus) 



1908 N. Y. State Mus. Bui. 124, p. 369 (Mayetiola) 



The yellowish midge was taken on azalea at Albany, N. Y., May 

 18, 1906. 



Male. Length 1.5 mm. Antennae not extending to the base 

 of he abdomen, sparsely haired, light brown; 12 segments, the 

 fifth and following subsessile, slightly swollen near the middle; 

 terminal segment short, reduced, subovoid. Palpi; the first segment 

 short, stout, broadly rounded, the second a little longer, similar, 

 the third and fourth each slender and about twice the length of 

 the second; face dark brown. Mesonotum dark brown with sub- 

 median lines of dark hairs. Scutellum reddish brown, post scutellum 

 lighter, abdomen yellowish, genitalia dark brown. Wings hyaline, 

 costa tinged with red, the third vein just beyond the apex. Halteres 

 and coxae yellowish transparent. Femora and tibiae yellowish 

 brown, tarsi brown, tinged with reddish, the second and third tarsal 

 segments dilated; claws stout, slightly curved. Genitalia; basal 

 clasp segment short, stout; terminal clasp segment short, broad at 

 base; dorsal plate short broad, deeply emarginate; ventral plate 

 broad, rounded, tapering, broadly emarginate. Type Cecid. 48. 



Phytophaga aceris Felt 



1907 Felt, E. P. N. Y. State Mus. Bui. no, p. 122 (separate, p. 26) 

 (Oligotrophus) 



[908 N. Y. State Mus. Bui. 124, p. 369 (Mayetiola) 



The dark brown male 1 was taken at Albany, N. Y., on red maple, 

 A c er rub r u m, May 21, 1906. 



Male. Length .75 mm. Antennae extending to the third ab- 

 dominal segment, sparsely haired, dark brown; [3 sessile segments; 

 terminal segment nearly double the Length of the preceding, broadly 

 rounded. Palpi; the first segment stout., the second one-half Longer 

 than the first, the third a Little Longer, more slender, the fourth 



