138 PROCEEDINGS OF THE NATIONAL MVSEVM. vol. 49. 



hyaline, a slight infuscation extending longitudinally across the small 

 cross vein. 



Length of male, 8 mm.; of female, 5.5-7 mm. 



Material examined: Bigot's types of latijMlpis and picticornis, one 

 specimen of each, from Washington; four males from Professor 

 Kincaid, taken at Gabriola Island, British Columbia, Rocky Point, 

 British Columbia, Skokomish River, Washington, and Seattle; 

 and 41 females. The females are from the following places: Gabriola 

 Island, British Columbia (Kincaid); Friday Harbor (J. M. A.), 

 CoupeviUe, Olympia, and Seattle (Kincaid), in Washington; Cor- 

 vallis, Oregon (Kincaid) ; Humboldt County, California (E. C. Van 

 Dyke, in tlie National Museum coll.); Ormsby County, Nevada | 

 (Baker in Doane's coll.). I have also seen WiUiston's types. ^ 



Bigot received WiUiston's paper while his own was going through 

 the press, and attached a note acknowledging the synonymy of 

 picticornis with flag ens. 



SYMPHOROMYIA PLUMBEA, new species. 



Female. — Head, thorax, and abdomen black, covered with smooth 

 leadcolored poUen; antennae and legs black, Imees red; pile almost 

 entirely white except on the front and partly on first antennal joint 

 and scuteUum; sides of face pilose. 



Front nearly 1^ times as wide as one eye, with long black pile; 

 first antennal joint concolorous with head, short and thick; third 

 joint kidney-shaped, vertical diameter hardly more than that of 

 first joint; sides of face with very delicate but rather abundant pale 

 pile; palpi small, yellowish, with white hairs; beard and occipital hair 

 white. 



Mesonotum with rather plentiful pale pile, a few hairs on scuteUum 

 black; entire knob of halteres distinctly infuscated; pleurae con- 

 colorous with dorsom. 



Abdomen wholly leadcolored, 'as described. 



Legs black, knees narrowly red. 



Wings whitish hyaline, veins dark brown. 



Length, 5 mm. 



A single specimen, Bozoman, Montana, June 12, 1903; from Pro- 

 fessor Melander's collection. 



Type. — In the author's collection. 



SYMPHOROMYIA PULLATA Coquillett. 



SymphoromyiapullalaCoQmL-L-ET'i,3ourn. N. Y. Ent. Soc, vol. 2, p. 56, 1894, 

 male. 



CoquiUett's original description is here given in its entirety: 



ifoZe.— Black, including palpi and halteres. Pile also largely black, that in front 



of halteres and on sides of first abdominal segment sometimes largely wliitish. Face, 



bare; proboscis retractile, scarcely one-half as long as the palpi. Head and body 



subsliining, not gray poUinose, thorax not vittate. Coxae as in tnicis ("liind coxa« 



