466 GNATS OR MOSQUITOES —CHAPTER XIII 



$ . — Head brown, covered with narrow curved pale gi-ey scales, and 

 with a broad white border round the eyes, spreading out laterally, and 

 with numerous small black upright forked scales ; antennie grey, with 

 narrow brown bands and brown verticillate hairs ; proboscis black ; palpi 

 a little longer than the proboscis, dark brown, the penultimate joint very 

 short, not more than one-third the length of the apical joint, the latter 

 with a few long brown hairs on each side, the former also with a few 

 thinner ones, the long antepenultimate joint with some very short thick 

 bristles on the apical half and a narrow pallid band on the basal half, its 

 base expanded. Metanotum dark broAvn. Pleurue deep greyish-black, 

 with a broad line of white scales running down to the base of the middle 

 leg, and another smaller patch on the metapleura. Leg sunbanded, dark 

 brown, bases and venter of femora pallid. Venter dark brown. Halteres 

 with yellow stems and dark knobs. Length. — 4*8 mm. 



Habitat. — Salisbury, Mashonaland ; February. 



133. CULEX METALLICUS, Theobald (Monog. II, p. 63). 



Plate xvii, fig. 4, Tarsal claws, ^ and 2 ; 4b, Thoracic adornment ; 

 4b, External ^ genitalia. 



Tarsi uniformly brown. Thorax black, with long curved hair- 

 like silvery scales on the anterior half and long bright brown ones 

 behind. Abdomen flat, smooth, with metallic purple scales. 

 Ungues of the ? , rather long, equal and simple ; of the J , un- 

 equal in the fore and mid legs, equal in the hind. Wings thickly 

 scaled along the veins and with lateral long scales, dark along 

 the costal border. 



Head and appendages dark brown, the former with the nape clothed 

 all over with mixed pale grey curved hnear, and black erect forked scales ; 

 palpi of ^ , with an indistinct band near the base. Legs deep brown, 

 yellowish at the base and on undersides of femora. Palpi black with 

 some brilliant white scales. Halteres deep yellow on the stem, with 

 fuscous knobs. Looks much like a Janthinosoma, but the legs are 

 smooth ; differs from C. gelidus in having the abdomen metallic purple. 

 Length. — About 4'7 mm. 



Habitat. —Bonny, West Africa ; in the bush. 



134. CULEX FRENCHII, Theobald (Monog. II, p. 66). 



Tarsi uniformly brown. Thorax deep bright chestnut-brown, 

 with pale golden scales scattered over its surface, three double 

 rows of black bristles, two median bare lines, and a curved bare 

 patch on each side of the mesonotum. Abdomen dusky black, 

 unhanded ; venter yellowish. 



