TIIK MiiSyLTHiKS ni' EGYl'T, THE SUDAN AXD AUYSSIXIA 75 



Culex cuiniuinsii^ Theobald 

 Mono. CuHcid. III., p. 2U, (1903) 



Tills large inoscjuito ^vas taken first by C'apt. Cummins in the Balir-El- 

 Ghazal and sul3se([uently by Drs. Molliit and Low in Uganda. From a note sent 

 me by Dr. Balfour I fancy it also occurs in Khartoum. 



It is a large handsome gnat with deep brown thorax clothed with narrow 

 hair-like golden scales and white scaled pleural ; deep brown unhanded al:)d(jmeu 

 ^vith prominent white lateral basal spots. Unhanded legs and brown palpi and 

 proboscis. Length 7 mm. 



Culex dentatu.'^, u. sp. 



(Plates IL, Fig. 4 ; IV., Fig. 3 ; VI., Fig. 3) 



Head dark l)ruwn with some narrow-cur\ed golden scales, a- golden yellow 

 biirder around the eyes and a pale patch on each side. Thorax deep brown, 

 ornamented with rich golden-brown and golden narrow-cur\-ed and hair-like 

 scales showing more or less linear an-angement. Abdomen deep IjroAvn with 

 Ijasal pale bands and basal creamy lateral spots, \'enter creamy scaled. Palpi, 

 proboscis and legs uniformly Ijrown, except the ^'enter of the femora -which are 

 pale, and tliere is a yeU(jw a])ical tibial spot ; ungues large, equal, uniserrated. 



Female. Head dark bro-\vn, ahnost black, clothed behind and over most of 

 the mid area with large narrow-curved pale golden scales, almost creamy yeUow 

 in some lights and with a frontal median patch of much smaller golden-brown ones, 

 around the eyes thin narrow- cur \ed pale creamy scales and flat pale creamy lateral 

 ones ; upright forked-scales not much expanded apically, scanty and dark brown ; a 

 pale yellow tuft projects beneath the eyes ; palpi thick, deep bro^vn or black, with 

 long black bristles ; proboscis deep black ; antennae deep brown, basal segment and base 

 of the second segment testaceous, the former darker on the inner side Avith a lew creamy 

 scales. Thorax deep lirown clothed Avith cur\ed hair-like golden-brown and golden 

 scales, the golden scales forming two rather indistinct median pai'allel lines and a 

 cur\'ed lateral line on each side behind with a more or less darkened area outside it, 

 liefin-e the scuteUum the scales are paler and of normal curved form ; scuteUum 

 l)roAvn Avith narrow-curved pale golden scales and broAvn liorder-bristles, seven to the 

 mid L ibe ; metanotum brown ; pleurae black with patches of creamy scales. 



Abdomen black with basal creamy scaled bands and lateral spots, venter mostly 

 creamy scaled ; on the apical segment the creamy lateral spots join the basal band 

 and look like extensions of it down the sides. 



Legs brown, unhanded, but the femora are pale ventraUy, and there are yelloAV 

 knee spots and traces of apical yellow tibial spots ; ungues all equal, thick and with 

 a thick tooth. 



Wings (Plate II., Fig. 4) large and broad, scales of typical Culex form 

 (Plate IV., Fig. 3) ; tirst submarginal cell longer and narrower than the second 

 posterior cell, its base nearer the base of the wing tlian that of tlie second 

 posterior cell, its stem a little more than one-third the length of the cell ; 



