﻿On the Boinhyliid Fauna of South Africa (Diptera). 147 



ExoPKOSoPA (Defilippia) maculosa, Wiedenianu (1819). 



Distinguished by the very characteristic form of the third auteniial 

 joint, and by the numerous dark spots of the apical and posterior 

 part of the wings. Likewise an exclusively South African form, of 

 which there is a female from Cape Town, 1884, and a male from 

 Tulbugh (Cape), November, 1910 (R. M. Lightfoot). 



ExopROSopA (Defilippia) maculifera, sp. nov., ? . 



Allied to the preceding, but distinguished by the elongate conical 

 third antennal joint, and by the much less nmnerous dark spots on 

 wings. 



Type ? , a single specimen from the Cape, without precise 

 locality. 



Length of body 10 mm. ; of a wing 10 mm. Occiput black, gi'ey- 

 dusted, with whitish scales near the eyes ; postvertical furrow narrow, 

 not dilated behind ; eyes with deep indentation ; ocellar tubercle 

 brownish; frous narrow, black, rather shining, with black erect hairs, 

 and yellowish scales. Face much conically prominent, entirely red, 

 clothed like the frons and with a dense black tuft at the upper edge 

 of the mouth ; mouth borders pale yellowish. Antennae with the 

 first joint red, black-haired ; the second brown, globidar ; the third 

 black, narrow at base, almost linear, less acute at end, with a shori 

 style, which is much shorter than the hnlf of the joint. Prt)boscis 

 black, a little projecting; palpi thin, blackish, pale-haired. Thorax 

 black, with the humeral and postalar knobs reddish, clothed with 

 black hairs, yellow scales and yellowish hairs on each side ; macro- 

 chaetae black ; collar pale yellowish ; pleui-ae grey-dusted, broadly 

 reddish at the sutures, with yellowish hairs and some black ones in 

 the centre of the mesopleura and black bristles on the pteropleura ; 

 metapleviral tuft entirely yellow ; sternopleura with white scales and 

 yellow hairs. 



Scutellum red, clothed like the thorax with black hairs at the hind 

 border. Squamae yellowish, with whitish fringe; plumula white; 

 haltères brown with whitish knob. Abdomen black, rather broadly 

 red on the sides of all the segments, except the first ; it is clothed 

 with black and yellowish scales, which form some biarcuate bands, 

 like those of E. reticulata, on the segments 2-6. Base of 2nd and 

 sides of 3rd segment with broad, pale yellowish band ; sides of first, 

 fore border of 2nd and 3rd segment with whitish hairs, the rest with 

 short black ones. Spines of ovipositor yellow. Venter entirely red, 

 with whitish scales and whitish hairs. Legs entirely yellow, with 



