230 



is covered ; moreover, the other differences are sufficient to warrant 

 regarding my species as distinct. 



178. Argyramceba nigrofemorata, Brun. 



Arffyramceba nigrofemorata, Brunetti, Rec. Ind. Mus. iii, p. 219 

 (1909). 



c? . Head: irons very narrow, about one-twelfth of the width 

 at vertex, enlarging to nearly one-third at level of antennae, dark 

 grey in colour, becoming gradually ash-grey on the face below the 

 antennae, with moderately thick black hair ; face with thick soft 

 white hair ; antennae black, normal, bisection of style distinct, 

 pencil of hairs very short ; proboscis brown ; back of head ash- 

 grey, with minute pubescence and some rather short thick 

 yellowish hairs towards lower part. Thorax blackish grey, with 

 short yellow hairs intermixed with stiff short black bristly hairs ; 

 anterior margin with rather long bristly yellow hairs ; a longer 

 and a shorter yellow spiny bristle in front of each wing-base ; 

 sides of thorax light grey, with pale yellowish or whitish hairs ; 

 scutellum concolorous with thoracic dorsum, and with some longer 

 bristles towards posterior margin. Abdomen subconical, blackish 

 grey, with soft short yellow hairs; venter mainly yellow, with longer 

 yellow hairs ; genitalia apparently large and complicated, but with- 

 drawn. Legs: coxao blackish, with reddish-yellow tips and whitish 

 hairs ; femora black, with bases and tips reddish yellow, whitish- 

 grey scales, and a little soft whitish hair below ; tibia; reddish 

 yellow, with small black bristles, and with thicker shorter black 

 bristles on hinder side, all the bristles on the hinder pair being 

 stronger than on the other pairs ; tarsi brown, closely pubescent, 

 black towards tips, pulvilli yellow. Wings quite clear; subcostal 

 cell yellowish brown ; 2nd vein originating in a knee just beyond 

 half- way bet ween baseof discal cell and anterior cross-vein : appendi- 

 dilation distinct ; upper branch of 2nd vein forming a very distinct 

 downward loop towards its end ; halteres rather deep yellow. 



Length, 5 mm. 



Describedfrom a perfect 3 in the Indian Museum taken at Hathi- 

 kund, Garhwal District, base of Western Himalayas, 3. v. 1909. 



A second specimen in the Indian Museum is probably this 

 species, but the black on the anterior femora only extends to a 

 little beyond the middle, and the sides of the abdomen are 

 distinctly orange; from Helvak, Koyna Yalley, Satara Distr. 

 Bombay, 4. v. 1913. 



179. Argyramceba gentilis, Brun. (PI. Ill, fig. 15.) 



Arffyramceba gentilis, Brunetti, Eec. Ind. Mus. ii, p. 470 (1909). 

 c? $ . Head : frona and face dull black, with black hairs ; 

 antennae black, third joint much flattened, forming an irregularly 

 oval disk; style distinct, black, no apparent bisection, with small 

 pencil of short hairs at tip ; proboscis short, thick ; back of head 

 blackish grey, bare. Thorax black, with a collar of stiff black 



