﻿On the Boiiihyliid Fauna of South Africa (Diptera). 167 



of the segments ; it is clothed with black and yellowish hairs, the 

 segments 3-6 being covered by an appressed yellowish tomentum in 

 the shape of broad transverse bands ; of these bands that of the third 

 segment is interrupted in the middle, while those of the following 

 segments are interrupted at the sides, thus forming a peculiar pattern; 

 the fourth to fifth segments are clothed with long, erect, black hairs on 

 the black portions. Venter with white hairs and with white pubescence ; 

 genitalia with reddish-brown lamellae. Legs entirely black, even the 

 tibiae and tarsi ; the four anterior femora and tibiae are clothed with 

 white scales, while the hind tibiae are black-scaled. Wings hyaline, 

 with the same venation as in laticeps ; the veins are blackish on the 

 apical and yellowish on the basal half. 



HYPERUSIA, Bez. 

 Hyperusia soror, sp. nov. 



Closely allied to Hyp. minor from Zululand, but smaller and distinct 

 by the closed anal cell, by the third antennal joint being entirely 

 reddish to the end, and by the darker legs. 



Type 9 , a single specimen from S.W. Protectorate, Otjituo, January, 

 1920 (R. W. E. Tucker). 



$ . Length of the Itody o-l mm. ; of the wing 3 mm. Face quite 

 black ; third antennal joint clavate and entirely reddish-yellow, without 

 a black end; proboscis a little less than 1 mm. in length. Thorax 

 clothed on the back with whitish hairs, and destitute of golden-yellow 

 tomentum. Abdomen as in minor, the golden tomentum being present 

 even if scattei-ed. Legs with darker tibiae, those of the hind pair being 

 even blackish. Wings the same as in minor, but the anal cell is closed 

 and briefly stalked like in the type-species of the genus. 



GERON, Meig. 

 Geron hybridus, Meig. 

 A female specimen from S.W. Protectorate, Otjituo, January, 1920 

 (R. W. E. Tucker). 



TOXOPHORA, Meig. 

 ToxoPHORA EPARGYRA, Hermann. 



Zeitschr. fur System. Hymenopt. and Dipterol., 1907, p. 201. 



A male specimen from S.W. Protectorate, Otjituo, January, 1920 

 (R. W. E. Tucker). 



Referred to the present species, lately described from the female sex, 

 f i-om Smyrna, Asia Minor, and not yet known from Africa. It differs 



