584 PKOCEEDIXGS OF THE ACADEMY OF [Oct.. 



Subgenus ERIOPTERA Meigen. 

 1S03. EriopUrix .Meigen; Illiger's Magazine, vol. 2, p. 262. 

 Erioptera (Erioptera) dorothea sp. n. 



Cell IM Mi cIoscmI, but without a spur as iu Hoplolabis; wings 

 spotted. 



Female, length, 4.5-4.(5 mm.; wing, 5.6-6.8 mm. 

 Rostrum and palpi dark brown. Antennae with the basal segments 

 brown, flagellar .segments dull yellow, the apical segments brown. 

 Head gray. 



Thoracic dorsum light gray, the priescutum narrowly margined 

 with pale in front, area in front of the pseudosutural fovese pale> 

 tuberculate pits dark brown. Pleurte light gray. Halteres light 

 yellow, the knob scarsely darker. Legs with the coxae thinly dusted 

 with gray, trochanters brownish yellow, femora dull yellow, the tip 

 narrowly brown, tibiae dull brownish yellow, the apex browned, 

 tarsi brown. Wings light gray with brown markings as follows: 

 a series of six large blotches along the costal margin, the second at the 

 origin of Rs, third at Sd, fourth, largest, at tip of Sci and on cross- 

 vein )•, fifth at the tip of jK, and the last at the tip of R-; brown 

 seams along the cord, outer cud of cell 1st Mn and at the ends of the 

 longitudinal veins; venation (PI. XXVI, fig. 13): cro.ss-vein «( i^rescnt 

 less than one-half as long as the outer deflection of Ms. 



Abdomen grayish brown, the apical tergites and the valves of the 

 ovipositor reddish yellow; the apical margins of the sclerites pale. 



Holotype, 9 , South Fork of Eagle Creek, White Mts., N. Mex., 

 alt. 8,000 feet, August 16 (C. H. T. Townsend). 

 Paratype, 9 , topotypic. 



The wing-pattern is very similar to E. {Hoplolabis) armaln O. S. 

 of the Eastern States, but the venation is quite different. 

 Erioptera (Erioptera) lucia sp. n. 



Cell 1st Mi closed and very small; pleurites of the male h\]io- 

 pygium bearing a triangular flattened lobe at the tip. 

 Male, leng-th, 4.5 mm.; wing, 6 mm. 

 Female, length, 4.5 mm.; wing, 6.8 mm. 



Rostrum light yellow, palpi brown. Antenna' light yellow, the 

 flagellum liroken. Head light gray. 



Thoracic dorsum yellow without darker markings. Pl(>ura; 

 yellow, the ventral sclerites darker and with a sparse grayish bloom. 

 Halteres light yellow. Legs, coxa; and trochanters dull yellow, 

 femora and tibige brownish yellow, tarsi brown. Wings hyaline or 

 nearly so, the veins brown; venation (PI. XXVL fig. 14, which shows 



