6 PEOCEEDINGS OF THE NATIONAL MUSEUM vou 72 



beyond the fork of Rs; Rs angulated and weakly spurred at origin; 

 ^2+3+4 a little longer than i?2+3 '■, -^1+2 twice the length of R^i or a little 

 more ; ^^2+3 about one-half longer than R^ ; R^ deflected rather con- 

 spicuously toward the wing-tip at outer tend; cells ^3 and R^ with 

 inner ends acute; cell M^ present, relatively deep, nearly twice its 

 petiole; mr-cu beyond one-third the length of cell first M2, a little 

 shorter than the distal section of Cu^. 



Abdomen dull black, including the genital shield; valves of the 

 ovipositor horn colored ; tergal valves slender, gently upcurved to the 

 acute tips. 



HoMtat. — China (Szechuen). Holotype, female, Mount Omei (D. 

 C. Graham). 



Ty^e.— Female Cat. No. 40321, U.S.N.M. 



A very distinct species of the genus, without any very close allies 

 among the described species. 



NBAECTIC SPECIES 



LIMONIA NITIDIUSCULA, new species 



Antennae dark brown throughout, the flagellar segments with 

 elongate verticils; last flagellar segment very long, nearly as long 

 as the combined twelfth and thirteenth segments; praescutum ob- 

 scure yellow, with a broad dark brown median stripe ; femora brown, 

 the tips narrowly yellowish ; wings with a strong brownish tinge, the 

 stigma darker, with a paler spot before and beyond it; male hypo- 

 pygium with the dorsal dististyle a powerful chitinized rod, the apex 

 with a flattened black plate that terminates in a comb of about nine 

 blunt teeth. 



Male. — ^Length about 5 mm. ; wing, 6.5 mm. 



Rostrum and palpi black. Antennae dark brown throughout; 

 basal flagellar segments shorter, gradually increasing in length and 

 decreasing in diameter outwardly, the segments with a short apical 

 and similar basal glabrous portion, forming a short pedicel ; all seg- 

 ments with verticils of unusual length, much exceeding the segments, 

 except those of the unusually long terminal segment; this segment 

 very long and slender, only a little shorter than the two preceding 

 segments taken together. Head dark colored, the anterior vertex more 

 silvery. 



Mesonotum obscure yellow, the praescutum with a broad dark 

 brown median stripe and less distinct lateral stripes, the lateral mar- 

 gins and humeral region shiny yellow; scutal lobes yellow, exten- 

 sively marked with brown; scutellum and postnotum largely dark. 

 Pleura obscure shiny yellow with a very broad, conspicuous, longi- 

 tudinal brown stripe and a less distinct brown mark on the sterno- 

 pleurite, the remainder of the sternum of the ground color. Halteres 



