346 LIST OF DIPTERA. 



wings blackish brown ; wing-ribs and veins black ; poisers tawny. 

 Length of the body 7 lines ; of the wings 13 lines. 



a. East Indies. From Archdeacon Clerk's collection. 



Dasypogon Volcatus, n. s., fern. Flavo-fusca, metathorace et pectore 

 flavis, abdomine rufo apice nigro, antennis fulvis, pedibus rufis, 

 tibiis posticis femoribusque apice nigris, femoribus posticis pi- 

 ceo cinctis basique fiavo vittatis, alls Jlavo-fuscis Mis clavatis. 



Head broader than the chest, black on the crown and behind, 

 thickly clothed with shining pale yellow down between the mouth 

 and the feelers ; clypeus armed with two long pale yellow bristles ; 

 hypostoma black, beset with black bristles ; uncler-side dark tawny 

 and rather hairy : eyes piceous, with a bronze tint, divided into two 

 parts by the different sizes of the facets ; the larger facets in front, 

 the smaller on each side occupying the greater part of the surface 

 and half encircling the rest : mouth black, a little longer than the 

 head, beset with a few black hairs, and having a tuft of short tawny 

 hairs at the tip : feelers tawny ; first and second joints of nearly 

 equal length, beset with a few black hairs and tawny bristles ; third 

 joint spindle-shaped, with a few short black hairs, as long as the 

 first and the second joints, but rather broader : fore chest tawny : chest 

 thickly covered with close yellowish brown down, tawny on each 

 side : hind chest pale yellow : breast dull yellow : abdomen red, 

 shining, nearly cylindrical and linear, but rather more slender at 

 the base and at the tip, rather narrower than the chest and very 

 nearly thrice its length ; fifth and sixth segments partly, and the 

 following segments wholly, black : legs red, beset with short black 

 hairs and red bristles ; feet clothed beneath with bright yellow down ; 

 tips of the thighs and of the shanks of the hind legs black ; a narrow 

 pale yellow band at the base of each hind thigh, succeeded by a 

 broad but not well-defined piceous band : hind shanks somewhat 

 club-shaped at the tips : hind feet not thicker than the others : 

 wings yellowish brown, darkest for two-thirds of the length along 

 the fore border, which is straight ; wing-ribs and veins ferruginous, 

 the latter piceous towards the tips ; poisers yellow, with ferruginous 

 knobs. Length of the body 7| lines ; of the wings 12 lines. 



a. East Indies. From Archdeacon Clerk's collection. 



Dasypogon Garamas, n. s. Ferrugineus, thorace vittis duabus obscu- 

 rioribus, pectore pedibusque fulvis, alis fulvis marginibw anti- 

 cis subconvexis. 



Body ferruginous : head a little broader than the chest, adorned 

 between theeyes with a thick coating of shining yellow down, beset 

 with black bristles on the tubercle, where the eyelets are seated, and 



