178 Journal New York Entomological Society. [VoI. x. 



Sapromyza vittigera, sp. nov. 



Black, the narrow base of the third anteiinal joint, mouth parts, halteres, venter, 

 bases and a median ring on tibia?, and bases of tarsi, yellow, dorsum of abdomen 

 dark brown and somewhat polished ; head gray pruinose, front with a median brown 

 vitta, face strongly concave, a small round brown spot on each side of the center, 

 third joint of antennre only shghtly longer than wide, arista pubescent, thorax and 

 scutellum gray pruinose, mesonotum marked with three brown vittae, three pairs of 

 dorsocentral bristles, the anterior pair located in front of the transverse furrow, the 

 bristly hairs between the dorsocentral rows arranged in two rows, two sternopleural 

 bristles; wings hyaline. Length, 2.5 ram. 



Habitat. — Georgia. 



Two specimens collected by H. K. Morrison. Type No. 6628, 

 U. S. N. M. 



Sapromyza puncticeps, sp. nov. 



Yellow, a small, rounded, velvet-black spot at middle of lower edge of face, and 

 a small black ocellar spot; face slightly concave, third joint of antennre .slightly 

 longer than wide, arista black, pubescent ; mesonotum somewhat opaque, thinly gray 

 pruinose, three pairs of dorsocentral bristles, all of them postsutural, the bristly hairs 

 between the two rows arranged in four rows, two sternopleural bristles ; wings 

 hyaline. Length, 2.5 mm. 



Habitat. — Mt. Washington, New Hampshire. 



Three specimens collected by Mrs. Annie T. Slosson. Type No. 

 6629, U. S. N. M. 



Lauxania variceps, sp. nov. 



Black, the lower part of the front and four vittae extending from it nearly to the 

 vertex, a streak extending from each antenna to lower hind corner of the correspond- 

 ing cheek, the bases of the antennre, the halteres, knees and middle and hind tarsi, 

 yellow ; head polished, center of face gibbous, third antennal joint less than twice as 

 long as wide, arista bare, body polished, mesonotum somewhat opaque, thinly gray 

 pruinose, four pairs of dorsocentral bristles, the anterior pair sometimes small, located 

 in front of the suture, the hairs between them not in rows, two sternopleural bristles ; 

 wings hyaline. Length, 2.5 to 3 mm. 



Habitat. — Williams, Arizona. 



Six specimens collected June 7 and 8 by Mr. H. S. Barber. Type 

 No. 6630, U. S. N. M. 



Lauxania longicornis, sp. nov. 



Black, the lower edge of the front above the antennae, extending as four vittte 

 to the vertex, an oblique streak on each side of the face, bases of antennae, the palpi, 

 halteres, apices of femora, the tibia; and tarsi except apices of front tarsi from four 

 fifths length of first joint, yellow, front tibiae pardy brownish-yellow ; head polished, 

 third joint of antennre slender, over three times as long as greatest width, almost 



