EVAZA. PTILOCEKA. 33 



yellowish grey ; stigma large, yellow ; veins yellowish brown ; 

 halteres yellow. 



Length, 5-6 mm. 



Described from three or four of each sex in the Indian Museum 

 and rny own collection ; Darjiling, 7000ft., 12. vi. 1914 (Gravely); 

 Lebong, Darjiling District, 13. vi. 1914 (Gravely). It occurs also 

 in Papua, Borneo, and Sumatra. 



13. Evaza indica, Kert. 



Evaza indica, Kerte"sz, Ann. Mus. Hung, iv, p. 289 (1906). 



<S $ . Head with frontal triangle shining black, except upper 

 part, which is silvery-white tomentose ; frons in $ shining 

 black, broad above, much narrower below, only one-thirteenth of 

 breadth of head at narrowest part ; frons on lower half somewhat 

 impressed at the termination of the fine ridge that starts from 

 the ocellar tubercle ; occipital ridge strongly produced ; epistome 

 black, with silvery-white tomentum ; proboscis and palpi brownish 

 yellow, with concolorous hair ; occiput black, with grey hair on 

 lower part. Antennae brownioh yellow ; arista black, appearing 

 thick on account of the dense short pubescence moreover, it is 

 shorter than in any other species, being only a little longer than 

 the antennae. Thorax with nearly parallel sides, dorsum flat, 

 black, finely punctate, with sparse yellowish tomentum-like 

 pubescence, which is a little thicker on posterior half ; humeri as 

 well as the narrow ridge up to wing-base brown ; pleurae shining 

 black, pubescence short, rather thick, greyish white. Scutelluui 

 black, on a level with thorax, punctate and pubescent like dorsum 

 of thorax, only extreme margin and spines brownish yellow. 

 Abdomen only a little longer and broader than thorax, black, 

 finely but closely punctate; dorsum with yellowish brown, de- 

 pressed, short pubescence ; venter with sparser greyish pubescence. 

 Legs pale yellow, femora darker towards tips ; fore tarsi and last 

 two joints of middle and hind legs blackish brown ; pubescence 

 on legs very short, yellowish white. Wings slightly brownish; 

 anterior margin of subcostal cell brown up to the wing-tip, but 

 greater part of marginal cell clear. 



Length, 6-6| mm. ; wings, 4 mm. 



Described from two c? 3 and a $ from Bombay, 3. viii. 1902 

 (Biro). 



Types in the Budapest Museum. 



The foregoing is a translation of Kertesz's description. 



Genus PTILOCERA, Wied. 



Ptilocera, Wiedemann, Nova Dipt. Gen. p. 7 (1820) ; Brunetti, Rec. 

 Ind. Mus. i, p. 90 (1907). 



GENOTYPE, Stratiomi/s quadridentata, E. (Malay Archipelago) ; 

 by original designation. 



Head semicircular or slightly flattened in front, as broad as 

 thorax ; eyes bare, contiguous in d" for a considerable distance, 



D 



