1921] NATURAL SCIENCES OF PHILADELPHL\. 45 



costal cells; four small brown spots along the costa, the first at the 

 supernumerary crossvein in cell Sc; the second at the origin of Rs; 

 the third at the tip of Sc; the last at the stigma; narrow and indis- 

 tinct seams along the cord and outer end of cell 1st M^; veins yellow, 

 darker in the infuscated areas. Venation: .Sc long, Sci extending 

 to about opposite two-thirds the length of the long Rs, Sd at the 

 tip of Sci; Rs long, slightly angulated at origin; cell 1st M2 moder- 

 ately long, about equal to vein il/1 + 2 beyond it; basal deflection 

 of Cui at the fork of M, subequal to Cui. Abdomen light brown; 

 the sternites paler, brownish yellow. 



Habitat. — Peru. 



Holotype, d', Iquitos, May 10, 1920 (H. S. Parish). 



Paratopotype, cf . 



Geranomyia bicincta angusticincta subsp. n. 



Male. — Length (excluding rostrum) about 5 mm.; wing 6.4 mm.; 

 rostrum alone 3.5 mm. 



Female. — Length (excluding rostrum) about 6.4 mm.; wing 6.1- 

 6.3 mm. 



In general resembling typical hicinda. Size sHghtly larger. 

 Mesonotal praescutum, viewed from above, with indications of a 

 pale brown median stripe. Femora without the darkened apices; 

 terminal three segments of tarsi with a comb of spinous bristles, 

 those on the penultimate segment including the entire length with 

 the exception of a narrow space at base; ultimate segment with a 

 comb on the distal half. 



Habitat.' — Peru. 



Holotype, cf, Yurimaguas, April 10, 1920 (H. S. Parish). 

 Allotopotype, 9 . 



Paratopotypes, 4 cT" 9 , April 10-16, 1920; paratype, 9 , Iquitos, 

 Peru, May 15, 1920 (H. S. Parish). 



Geranomyia pilipes Walker. 



1S56. Geranomyia pilipes Walker, Insecta Saundersiana, vol. 1, Dipt., 

 p. 440. 



This species was described from the Amazonian Region. Mr. 

 Edwards wTites me that the type is not to be found in the British 

 Museum collection. The species is notable by its unusual size 

 (length 10 mm.; wdng expanse 20 mm.). 



Geranomyia separata sp. n. 



Head dark brown, the pale line on the anterior part of the vertex 

 not reaching the occiput; mesonotum reddish yellow, the prae- 

 scutum W'ith three narrow dark brown stripes; femora brownish 

 yellow, the tips broadly light yellow with a narrow subterminal 

 brown ring; wings grayish subhyaline, spotted with brown, the 



