200 BULLETIN 116, UJiTITED STATES I^ATIONAL MUSEUM. 



male; color of middle and hind legs about as in the male; cilia of the 

 calypters yellow. 



liedescribcd from many males and females. The Aldrich collection 

 has specimens from Algonquin, Illinois, (W. A. Nason) ; Agricul- 

 tural College, Michigan, June 15, 1889; Brookings, South Dakota; 

 Hammond, Indiana, June 24, 1915; Michigan City, Indiana, June 29, 

 1915 (last three lots collected by Aldrich) ; and Montreal, Quebec, 

 June 15, 1901. I have taken specimens at Ridgeway, Ontario, June 

 7-July 15; Chatham, Ontario, June 11; Kearney, Ontario, July 2-7, 

 1909; Melander has specimens from Chicago, Illinois; and Waubamic, 

 Ontario, June 14. In the United States National Museum are 

 specimens from Dead Run, Fairfax County, Virginia, June 22, 1915; 

 Colorado, (Baker); Tower City, North Dakota, June 15, (G. I. 

 Reeves); and from Beverly, Massachusetts, June 19 (Riley). I saw 

 many specimens in the collection of C. W. Johnson from New England. 



Type locality. — White Mountains, New Hampshire. Melander and 

 Brues report it from Ontario, Michigan, and Illinois. 



The female of this species differs from that of splendidulus Loew in 

 having the bend in the last section of the foirrth vein of the wing very 

 near its middle, while in that species it is considerably before the 

 middle. 



No. 142. DOLICHOPUS SPLENDIDULUS Loew. 



Dolichopus splendidulus Loew, Cent., vol. 5, No. 82; Mon. N. Amer. Dipt., pt. 2, 

 1864, p. 327.— Melander and Brues, Biol. Bull., vol. 1, 1900, p. 148. 



Male. — Length 4.5-5 mm.; of wing 5-5.3 mm. Face rather wide, 

 pale yellowish, more white below. Front shining green. Antennae 

 wholly black; third joint a little longer than wide, obtusel}" pointed 

 at tip. Lateral and inferior orbital cilia yellowish, about seven of 

 the upper cilia on each side black. 



Thorax green with grayish pollen, which sometimes dulls the dor- 

 sum, but leaves three vittae more shining. Abdomen green with 

 very narrow black incisures, covered with white pollen which forms 

 spots on the sides of the segments. Hypopygium black; its lamellae 

 (fig. 1426) of moderate size, somewhat round in outline, whitish with 

 narrow black border on upper and apical margins, jagged and bristly 

 at apex, fringed with little black hairs on upper edge. 



Fore coxae yellow, scarcely darkened at base on outer side, with 

 little black hairs on the anterior surface. Middle and hind coxae 

 black with yellow tips. Femora and tibiae yellow. Middle and hind 

 femora each with one preapical bristle, the latter ciliated mth rather 

 scattering yellomsh hairs for about one-third their length, beginning 

 at the middle of the lower inner edge but not quite reaching the tip, 

 the longest hairs not quite as long as the width of the femora. Poste- 

 rior tibiae only slightly thickened, their tips not or scarcely darkened 

 at all; inner surface with a glabrous space on basal half. Fore tarsi 



