of the FaDiUy Tabaiiidse. 3G9 



Legs black, with the middle and posterior metatarsi red 

 and the middle tibiae reddish. 



Face shiniuji; black, with black pubescence and white 

 tomentum at the sides and iu the centre ; the facial tubercles 

 are oblono; ; forehead black, with black pubescence and some 

 yellow hairs on the vertex. Antennae black, the three joints 

 about equal in leno;th, the first two with black hairs. Palpi 

 black. Thorax with dirty white pubescence and brownish 

 tomentum, the breast-sides with black pubescence. Abdo- 

 men with black pubescence and some pale brownish tomen- 

 tum, which gives it in some lights a pale brownish appearance. 

 Legs black, the middle tibise faint reddish, the middle and 

 posterior metatarsi red ; on the coxae and posterior femora 

 are scanty long white hairs, elsewhere the pubescence is 

 black. Wings are very similar to those of C. stlijmaticalis 

 (Loew, Dipt. Sudafrik. pi. ii. fig, 19), but the dark colouring 

 extends further up from the base, through the two basal 

 cells, leaving only a narrow clear band between it and the 

 transverse band. 



Length 8 millim. 



In some of the specimens the light colour of the legs is 

 more pronounced. The species is related to C. stiymaticalis, 

 Loew, but is smaller and slighter, and easily distinguished 

 from it by the absence of the golden yellow hairs on sides of 

 thorax. 



Chrysops madayascarensis , ? , sp. n. 



Type (female), and another female from Ambohimibombo 

 Forest, Madagascar, 98. 46 (Forsyth Major). 



Wholly black. First joint of antennie incrassated. 



Face with shining black oblong tubercles, which join in 

 the middle and extend to the mouth, not quite attaining the 

 border of the eyes; on the forehead is one large black 

 shining callosity extending the whole width, the vertex black, 

 the remainder of the forehead and face covered with golden- 

 yellow pile. Antennse long and nearly devoid of pubescence, 

 the first joint thickened and longer than the second, the 

 third with the divisions of the first annulation very distinct; 

 there are a few hairs on the sides of the second joint only. 

 Palpi stout, club-shaped, nearly as long as the proboscis. 

 Thorax with two narrow grey stripes and some golden 

 pubescence on the anterior part and on the sides. Abdomen 

 short, with vestiges of golden pubescence on the sides and ou 

 the last segment. Legs black, the posterior tarsi yellowish 

 (in the other female this does not appear). Wings grey, the 

 Ami. & yfag. N. HisL Ser. 1. VoL'xx. 20 



