320 AnnaJs Entomological Society of America [Vol. XIII, 



and transverse, sections of costa proportioned 1 : 1 : 1.5 : 1 : 0.6, of 

 fourth vein, 1.3 : 1 : 1.4, third vein gently curved, ending at wing-tip, 

 parallel with fourth vein, anal vein reaching margin, as long as last 

 section of fourth vein. 



One specimen. Mount Constitution, Orcas Island, Wash- 

 ington,* August 7, 1909. 



Renocera quadrilineata new species. 



F e male— Length, 5 mm. Light ochraceous; front one-third broader 

 than long, scarcely tapering anteriorly, the im]3ressed shining middle 

 stripe occupying one-sixth of the front, parallel-sided and attaining the 

 suture, sides of front anteriorly yellow, two rather small fronto-orbitals ; 

 face and cheeks almost white and satiny, the cheeks nearly as wide as 

 the circular eye; antennee short, reddish yellow, the topmost setula 

 of the small second joint strong, third joint quadrate-oval, one-half 

 longer than deep, the black arista nearly twice the length of the third 

 joint, with short sparse line plumosity; palpi yellow, with very fine 

 sparse black hairs. Thorax prettily marked with four chocolate brown 

 stripes, the middle pair complete and expanding before the scutellum, 

 the outer pair shortened in front and interrupted just behind the cross- 

 suture, notal setulse rather sparse, black and unusually distinct, chaeto- 

 taxy reduced to two notopleural, one supra-alar, two intra-alar, one 

 dorsocentral and four scutellar bristles ; a light brown stripe along upper 

 pleurse, lower pleurse pale ochraceous, stemopleurse with a few fine 

 setulae. Legs yellowish, front tarsi black, about five small bristles above 

 and eight short seta; below on front femora, middle femora with one 

 anterior bristle, hind femora without bristles, but with a double row 

 of stout spines beneath along the apical half, each row containing about 

 ten; tibial bristles small. Halteres and calypteres yellow. Wings with 

 strong yellowish tinge, blackened along the crossveins, veins basally 

 yellowish, apically black, costal sections proportioned 1.2 : 1 : 2 : 1 : 0.6, 

 three sections of fourth vein subequal. posterior crossvein straight, third 

 vein gently curved, ending at wing-tip, anal vein strong. 



One specimen. Three Forks, Montana,* August 1, 1918. 



Poecilographa Melander. 



Pcecilographa Melander, Psyche, XX, 205 (1913.) 



Poecilomyia Melander (not Handel, RichardiinEe), Psyche, XX, 58 (1913). 



Yellow, the broad convex shining interfrontalia blackish except medially, 

 bristles of head and thorax arising from conspicuous brown spots, six 

 pleural brown spots, three rows of light brown spots on abdomen, femora 

 with a brown mark below toward tip; wings with a well defined brown 

 pattern, radiating along costa and apex and forming hyaline round spots 

 elsewhere. 4 mm. Me., N. Y., Can., N. J., Pa., 111., Wise.,* Col. 

 (Sapromyza) decora Loew 



