84 PROCEEDINGS OF THE NATIONAL MUSEUM, VoL. 62. 
METAPHRAGMA PLANICEPS (Loew). 
Plate 10, fig. 118. 
1872. Xestomyza planiceps Loew, Berlin. Ent. Zeitschr., vol. 16, p. 75. 
Male.—Length 9mm. Head black, eyes separated at vertex by 
the width of the ocellar tubercle; pile of vertex and lower frons long 
erect black, the middle of the frons with scarcely any pile. Frons 
swollen at the base of each antenna. The black pile of frons reaches 
almost to the lower corner of the eye. Face and cheeks whitish pol- 
linose, the occiput dark gray; pile of upper occiput and the bristles 
black; pile of cheeks long, dense, white, reaching almost to the black 
pile of the face. Palpi black, gray pollinose and long white pilose. 
First antennal joint unusually long and robust (fig. 118), almost as 
long as head, gray pollinose, the apical half with long black bristles, 
pile long erect and black; second antennal joint very small, short, 
black pilose; third joint black, scarcely wider than the second, with 
a very small style. 
Thorax black, the mesonotum more or less flattened, gray-black 
pollinose, with short reclinate white pile and more dense erect black 
pile. Scutellum colored like the mesonotum, with long white pile 
and four black marginal bristles. Pleura and coxae dense grayish 
white pollinose and white pilose. Stem of halteres yellowish, the 
knob black, thinly gray pollinose. 
Abdomen black, densely silvery gray pollinose, the pile silvery 
white, dense, and reclinate on the dorsum. Genitalia black, gray pol- 
linose, white pilose, the hypandrium small. (Fig. 118.) Femora 
black, gray pollinose, white pilose, the tips yellow; tibiae yellow with 
black tips, the tarsi black with bases yellow. Bristles of legs black. 
Wings whitish hyaline, the cross veins narrowly bordered gray, the 
costal margin narrowly blackish gray. 
Female.—Length 12mm. Very nearly like the male, the frons con- 
siderably broader. Pile of femora shorter, on the hind femora recli- 
nate. Abdomen black, thinly gray pollinose, the seventh segment 
and genitalia shining blackish brown; first three segments reclinate | 
yellowish white pilose, on the remaining segments, including the 
genitalia erect black pilose, the circlet of bristles black. 
Type locality.—California (Edwards). 
Type.—tin the Museum of Comparative Zoology at Cambridge. 
Distribution.—The distribution according to 10 males and 4 females 
examined is: 
Canada: Okanagan Falls, British Columbia, April 29 (i. M. Ander- 
son), [R. S. Sherman]; Penticton, British Columbia, April 30 (E. R. 
Buckell), (Canad. coll]. 
Washington: Lind, April 21 (Cole), [Cole]; Wawawai [R. C. 
Shannon]. 
