70 



descending 1 , entirely reddish ; face bare, with only short and sparse 

 incumbent white hairs ; antennae very short and small, pale yellow- 

 ish, the two basal joints darker; arista wanting, but probably 

 short plumose at the base ; eyes bare, small, with four indistinct 

 horizontal dark bands; proboscis black; posterior orbits towards 

 the middle silvery shining; face without distinct oblique ridges 

 below. Thorax dull black on the back, clothed w T ith very short 

 black hairs, appearing bare ; a lateral stripe connecting the humeri 

 with the scutellum is dark red; pleurae entirely reddish yellow, 

 with rather long and dense golden or reddish hairs ; subalar callosity 

 dark cochineal-red ; in front of the scutellum there is a broad dark 

 red spot. Scutellum dark red, almost bare, rectangular, margined 

 behind; metanotum reddish yellow; squamulas black and black- 

 fringed ; halteres dark yellow, with brown knobs. Abdomen 

 almost as bare as the thorax, but fringed on the sides with short 

 golden -yellow hairs ; first segment entirely yellowish red ; second 

 reddish, darkened on the sides towards the hind margin, shining on 

 the sides and dull in the middle, where there is a large rounded 

 prominent tubercle, which is dull velvety black on the fore two- 

 thirds and shining red on the hind third ; third segment reddish, 

 strongly shining on the sides, where it is margined with black, dull 

 and dark in the middle, with three reddish shining bullae, and in 

 addition two shining lunate swellings on the hind margin, making 

 in all five bullaa on this segment alone ; fourth segment with three 

 bullae, and margined with black ; fifth almost entirely shining 

 black. Venter yellow, dark grey in the middle, clothed with sparse 

 yellowish hair. CoxaB and femora red, the latter black at the 

 tips ; tibia3 black, broadly white at the base, silvery shining, at 

 any rate in the case of the first two pairs ; tarsi entirely black ; 

 the legs are shining, almost bare. Wings hyaline, without any 

 pubescence ; the extreme base is blackish, from which a small 

 infuscation passes to the basal cells, the first being entirely in- 

 fuscated ; the subcostal cell in its entirety and the extreme tip of 

 the submarginal cell are blackened, forming a narrow black fore 

 border ; of the two middle cross-bands, the first runs obliquely to 

 the end of the cross-vein closing the second basal cell, the second 

 includes the middle cross-vein, ending at the fourth longitudinal 

 vein ; kink in the third vein appendiculate ; lower angle of the 

 discal cell without an appendix. 



Type $ , a single specimen from German East Africa, Usambara, 

 Nguelo (Rolle). 



I have in my own collection a second specimen from the same 

 locality, which w r as presented to me \)y Herr Krober, of Hamburg, 

 in whose honour the species is named. 



64. Phytomia neavei, sp. n. 



Very like the preceding, but smaller, with entirely red legs and 

 differently coloured abdomen and wings ; perhaps only a variety of 

 Ihe foregoing. 



