l80 NEW YORK STATE MUSEUM 



Male. Length 2 mm. Antennae dark brown, basally with 

 silvery hairs; 18 segments, the fifth with a length about three- 

 fourths its diameter; terminal segment nearly twice the length 

 of the preceding, broadly rounded. Palpi; the first segment short, 

 sub quadrate, second a little longer, swollen distally, the third 

 narrowly oval, the fourth about two and one-half times the length 

 of the third. Mesonotum dark brown with a darker median line, 

 anteriorly and laterally with a broad band of silvery scales; there 

 are also a few posteriorly on the median line. Scutellum dark brown, 

 a few whitish scales subapically; postscutellum dark brown. 

 Abdomen dark brown with the basal segment and small subdorsal 

 spots on the second, third and fourth segments, white; laterally, 

 larger, more diffuse, whitish spots, on the second, third, fourth and 

 fifth abdominal segments ; subterminal segments pale orange ; genitalia 

 fuscous yellowish, basally on the dorsal aspect with silvery white. 

 Wings subhyaline, costa dark brown, a small, yellowish stigmatal 

 spot at the basal half, the third vein uniting therewith; halteres 

 pale yellowish basally, whitish transparent apically, anterior coxae 

 pale yellowish, posterior coxae dark brown, variably clothed laterally 

 with silvery white scales; femora mostly silvery white with variable 

 fuscous markings, tibiae silvery yellow basally, a variable brown 

 distally, lighter ventrally, tarsal segments dark brown, variably 

 annulate basally with yellowish white, the annulations broader 

 on the posterior legs, nearly rudimentary on the anterior ones; 

 claws slender, evenly curved. Genitalia; basal clasp segment 

 rather long, stout; terminal clasp segment greatly swollen basally, 

 tapering; dorsal plate broad, deeply and triangularly incised; ventral 

 plate broad, tapering, narrowly rounded. Harpes stout, sub- 

 triangular, a narrow, subquadrate tooth internally and a shorter, 

 stouter one externally. Type Cecid. 265. 



Neolasioptera tripunctata Felt 

 1908 Felt, E. P. N. Y. State Mus. Bui. 124, p. 331 



This species was taken on a house window at Nassau, N. Y., 

 June 30, 1906. Nothing is known concerning its life history. 



Male. Length t mm. Antennae dark brown, yellowish basally; 

 16 segments, the fifth with a length but a little greater than its 

 diameter; terminal segment subglobular. Palpi; the first segment 

 short, subquadrate, the second rather stout, narrowly oval, the 

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

 the third. Face yellowish. Mesonotum dark brown, submedian 

 lines distinct, thickly clothed with fine, yellowish ' hairs and with 

 a slightly broader stripe of similar hairs along the antero-lateral . 

 margin. Scutellum dark brown, postscutellum reddish brown. 

 Abdomen dark brown with the basal segments mostly yellowish, 

 the second with three subquadrate yellowish spots, one ■ median 

 the others nearly lateral, the third and fourth segments, each with 

 a pair of submedian subquadrate spots, terminal segments bordered 



