December, '11] FELT: new gall midges 



553 



of the latter extending nearly to the apex of the segment; terminal segment pro- 

 duced, the basal portion of the stem with a length about five times its diameter, 

 the distal enlargement cylindric with a lengtli about three times its diameter and 

 apically with a finger-like process. Palpi; first segment irregularly sul)(|uadrate, the 

 second with a length more than twice the first, the third as long as the second, 

 the fourth a little longer than the third. Me.sonotum yellowish brown. Scutellum 

 and postscutellum a pale yellowish. Abdomen yellowish white, sparsely haired. 

 Wings whitish, costa yellowish white, the tliird vein uniting with the margin well 

 beyond the apex. Halteres whitish transparent. Legs yellowish white, the distal 

 tarsal segments a light straw; claws long, slender, very strongly curved, simple, the 

 pulvilh as long as the claws. Genitalia; basal clasp segment long, truncate; ter- 

 minal clasp segment short, tapering from a swollen base; dorsal plate short, 

 deeply and triangularly incised, the lobes truncate, with the lateral angles slightly 

 produced, they and the internal angles sparsely setose; ventral plate long, very 

 deeply and roundly emarginate, the slender lobes diverging and sparsely setose; 

 style long, curved, narrowh- rounded apically. 



Reared from larvae on the surface of a nearly rotten fungous 

 affected nectarine received at the Bureau of Entomology from Mrs. 

 R. B. Tenney, Washington, D. C. Type C. 977. 



Parallelodiplosis darkece n. sp. Male. — -Length 1.5 mm. Antenna; fuscous yellowish, 

 yellowish basally; fourteen segments, the fifth having the basal portion of the stem 

 with a length two and one half times its diameter, the distal part with a length 

 three and one half times its diameter; basal enlargement globose, with a sparse 

 subbasal whorl of stout seta; and a subapical circumfilum, the stout loops extending 

 to the distal enlargement, wliich latter has a length one half greater than its diameter, 

 a sparse whorl of sets and basal and subapical circumfili, the loops of the former 

 extending beyond the apex of the enlargement, those of the latter a little beyond 

 the tip of the segment; terminal segment with the distal enlargement cylindric, 

 with a length about two and one half times its diameter and a finger-like process 

 apically. Palpi yellowish; first segment subquadrate, the second with a length 

 about twice that of the first, the third as long as the second, the fourth about one 

 half longer than the third. Mesonotum fuscous yellowish. Scutellum and post- 

 scutellum a httle darker. Abdomen a fuscous yellowish, the genitalia darker. 

 Costa hght straw, the third vein .joining the margin well beyond the apex of the wing. 

 Halteres yellowish basally, slightly fuscous apically. Legs mostly a fuscous straw; 

 claws rather stout, strongly curved, slightly swollen near the middle, the pulvilli 

 about one half the length of the claws. Genitalia; basal clasp segment rather long, 

 stout, truncate, terminal clasp segment long, curved; dorsal plate short, broad, tri- 

 angularly incised, the lobes broad, broadly and deeply emarginate, the produced 

 angles with stout seta; apically; ventral plate long, rather broad, broadly and roundly 

 emarginate. Style long, slender, broadly rounded distally. 



Female.— Length 1.75 mm. Antenna; fuscous yellowish, yellowish basally; four- 

 teen segments, the fifth with a stem about three fourths the length of the cylindric 

 basal enlargement, which latter has a length thrice its diameter, a scattering sub- 

 apical band of long, stout seta;; terminal segment produced, the cylindric basal 

 portion with a length fully five tunes its diameter, apically a long, slender, finger-like 

 process. Palpi yellowish; first segment rectangular, the .second twice the length 

 of the first, the third as long as the second, the fouith one half longer than th;- third. 

 Mesonotum reddish brown, sparsely haired, submodian lines yellowish. Scutellum 

 5 



