MICRODOX. 



129 



describe the male first. Head black, moderately punctate, a little 

 shining; towards the occiput there are some rather long, erect, 

 black hairs ; the frons shows very short black pubescence ; its fore 

 part and the face are covered with a distinct whitish pubescence ; 

 eyes dark brown, shining, with facets of equal size and with their 

 prominent angles fairly close together ; the transverse furrow in 

 the middle of the frons is deep ; ocelli close together, forming a 

 round tubercle placed in the middle of a broad longitudinal furrow, 

 which runs from the vertex above to the base of the antenna?, and 

 there encloses a smooth shining black triangle. Antennae very 

 long, the first joint clothed with very short hair and as long as the 

 last two joints taken together; second joint rather long; third 

 joint short, only a little longer than half the length of the first ; 

 arista black, not thickened, as long as the third antennal joint, 

 which is dull grey, while the first two joints are of a shining black 



Fig 1 . 22. IficrodoH mydcu, sp. n.. 9- 



colour. Opening of buceal cavity sin ill; proboscis short, black. 

 Thorax rectangular, minutely punctate, convex, entirely dull 

 black, with a very small reddish spot on the shoulders ; the thorax 

 is bare, with sparse yellowish pubescence in front and on the pleurae. 

 Scutellum convex, semicircular, punctate KKC the thorax, pubescent 

 only towards the sides, with a simple hind border; in the middle 

 there are four rather distinct, parallel furrows, running from the 

 base to the hind margin. Metanotum shining black, smooth ; 

 metapleurse not punctate, with tiny transverse furrows. Squamulae 

 whitish, with black borders and short black fringes; hulteres pale 

 yellowish. Abdomen very elongate, with almost parallel sides, only 

 a little attenuated behind, the second segment a little broader and 

 produced at the sides ; it is entirely black, even on the belly, only the 

 last segment having a broad, dark red hind border; the whole abdo- 

 men is punctate like the thorax : pubescence very short and entirely 



K 



