BY F. W. EDWARDS. 273 



UoiJCHOPEZA CUNEATA sp. n. (Plate 9, fig. 21 ; Plate 10, fig. 42.) 



Head ochreous, somewhat darker behind. Frontal tubercle 

 scarcely indicated. Eostrum extremely short, with some dark 

 hah' but without nasus. Antennae brown, only the second 

 segment ochreous ; in the cf almost as long as the head and 

 thorax together, in the 9 a little shorter than the thorax. 

 Palpi very long, ochreous, darkened in the middle and at the 

 extreme tip. Thorax uniformly ochreous brown. Ahdomen 

 long and very slender, dark browm, with narrow greyish- 

 ochreous rings beyond the middle of segment 2 and before the 

 middle of each of segments 3—7. Hypopygium rather large, 

 ochreous, black at the tip, structure as figured. Female cerci 

 rather long, straight, bluntly roiuided at the tip. Legs with 

 the coxae ochreous, femora dark brown ; tibiae brown, narrow- 

 ly white at the base ; tarsi mainly white, but the first segment 

 on the front legs dark except at the base and tip, on the middle 

 legs dark except at the tip, and on the hind legs with a broad 

 dark ring in the middle. Wings remarkably narrow^ and cunei- 

 form, pre-arcular portion rather elongate, axillary cell extreme- 

 ly narrow ; colour uniformly greyish except for the dark brown 

 stigma ; venation as shown in the figure. Halteres black, 

 very long and slender. 



Length of body 10-12 mm. ; wing 10.5—11.5 mm. 



Mt. Pem-issen, 2000 feet — 6 cf (including type) 4 $ . 

 "Dancing up and down between the buttresses of a jungle tree, 

 'swimming' continually with the legs while on the wing." 



Mt. Poi, 200 feet— 1 cf , 1? . 



MiTOPEZA MJoBERGi sp. u. (Plate 9, fig. 20 ; Plate 10, fig. 43, 

 44.) 



Head dark brown. Eostrum extremely short, barely one- 

 sixth as long as the vertical diameter of the eyes. Palpi long, 

 brownish. Antennae with the scape brown, flagellum black; 

 in the $ shorter than the thorax, the first flagellar segment 

 about four times, the second and following segments barely 

 twice as long as broad ; in the cf nearly tw^ice as long as the 

 head and thorax together, flagellum with rather long pubes- 

 cence on the dorsal surface only, first segment very long, second 

 about half as long, last few segments shorter. Thorax brown, 

 unmarked. Abdomen dark brown, the segments paler basally 

 Ovipositor much as in M. nitidirostris Edw., but the sper- 

 mathecal ducts not nearly so long. Hypopygium as figured. 

 Legs dark brown. Wings brownish tinged, stigma dark 



