204 NEW YORK STATE MUSEUM 



Genitalia ; basal clasp segment stout ; terminal clasp segment swollen 

 at the base, long; dorsal plate broad, deeply and narrowly incised, 

 ventral plate tapering to a narrowly rounded apex. Harpes stout, 

 irregularly tuberculate. 



Female. Length 2.75 mm. Antennae black, fuscous yellowish 

 basally; 25 segments, the fifth with a length about three-fourths 

 its diameter; terminal segment reduced, narrowly oval. Palpi; 

 the fourth segment nearly twice the length of the third, slender; 

 face thickly clothed with white scales. Mesonotum shining black, 

 bordered laterally and anteriorly with silvery white scales, the 

 approximate submedian lines so thickly clothed with golden haired 

 scales as to appear like a broad, median stripe. Scutellum dark 

 brown with a few whitish scales apically, postscutellum dark brown. 

 Abdomen dark brown with submedian silvery spots and lateral 

 subtriangular marks on segments one to six, those on the first seg- 

 ment narrowly united, the seventh segment mostly fuscous orange 

 with inconspicuous white markings posteriorly; venter suffused 

 with white scales; ovipositor fuscous yellowish. Coxae fuscous 

 yellowish, femora yellowish basally, fuscous apically, the tibiae 

 and tarsi dark brown, the segments of the first and second pair 

 of legs narrowly annulate with white, those of the posterior legs 

 broadly so, the basal half of the third, the fourth and fifth being 

 yellowish white. Ovipositor about half the length of the abdomen, 

 the terminal lobe narrowly oval. Type Cecid. ai823. 



Neolasioptera squamosa Felt 



1908 Felt, E. P. N. Y. State Mus. Bui. 124, p. 333 



The midges, loaned for study by the United States National 

 Museum were • reared from grass (presumably a gall) August 1 1 , 

 1 89 1, taken at Cadet, Mo. 



Male. Length 1.25 mm. Antennae light brown; 12 segments, 

 the fifth with a length a little greater than its diameter; terminal 

 segment produced, tapering, narrowly oval, slightly fused with 

 the preceding segment. Palpi; the first segment short, stout, 

 narrowly oval, the second a little longer, stouter, the third slender 

 and with a length more than twice the second; eyes large, black, 

 the occiput thickly clothed with silvery white scales. Mesonotum 

 reddish brown, the submedian lines very thickly clothed with diver- 

 gent, yellowish white scales. Scutellum and postscutellum pale 

 yellowish. Abdomen apparently a yellowish brown, there being 

 rudiments of submedian silvery markings, possibly an interrupted 

 line of the same. Genitalia pale yellowish. Wings hyaline, rather 

 long, narrow, costa dark brown, the third vein uniting with costa 

 near the basal third. Halteres pale yellowish. Coxae and the 

 femora mostly pale yellowish, the latter with a narrow, dark brown 

 line dorsally ; tibiae and tarsi dark brown with the first tarsal segment 

 and the extremities of the others, except the distal one of the fifth, 

 rather broadly banded with yellowish white; claws rather long, 



