464 GNATS Oil MOSQUITOES — CHAPTER XIII 



129. CULEX TRILINEATUS, Theobald (Monog. II, p. 105). 



Tarsi uniformly dark brown. Thorax clothed with golden and 

 creamy scales, and adorned by a pair of broad dark sub-median 

 lines, separated by a creamy interval on its anterior three-fourths. 

 Abdomen bright ochre-yellow in the middle and nearly black 

 at the sides, which show as even-bordered black lines from above. 

 Wings with brown scales. Tarsal claws of $ , symmetrical ; those 

 of fore and mid legs with extra teeth, those of the hind pair 

 simple. 



5 . — Head with linear curved, and erect forked scales alike yellow ; 

 clvpeus pale ferru<:;inous ; proboscis yellowish-brown, dark at the apex ; 

 palpi yellowish, with a few black scales and hairs at the apex, and a dark 

 band at the base. Pleurae ferruginous, with a few whitish scales. Legs 

 unhanded, ochreous basally, dark brown on the tibiae and tarsi ; knee- 

 spots pale. Halteres ochreous, with paler stems. Venter yellow. 

 Lenfith. — 5 mm. 



Habitat. — Thayelmyo, Upper Burmah. 



130. CULEX OCHRACEUS, Theobald (Monog. II, p. 103). 



Tarsi uniformly deep brown. Thorax nearly black, with broad 

 lateral golden-scaled lines. Abdomen pale yellow, the segments 

 with triangular black patches with their apices forwards, so as 

 to form a broad median reserrate pale stripe, bounded by serrated 

 black lines {vide Plate xvii, fig. 7). Wings black, intermixed 

 with ochreous scales, the latter specially numerous on the costa. 

 Tarsal claws of ? , symmetrical, each with an extra tooth. 



$ . — Head, with narrow curved, and erect forked scales, yellow on 

 the occiput but black on the nape ; the lateral flat-scaled patches 

 yellowish, with black internal boundary ; with narrow creamy eye-borders ; 

 palpi clothed with mixed brown and yellowish scales, the last joint 

 minute and nipple-shaped. Pleura; nearly black, with golden and white 

 patches. Legs ochreous with intermixed brown scales, the long joints 

 pale at the base and darker at their apices ; with small knee-spot*^. 

 Halteres and venter botii ochreous. Length. — 4 to 5 mm. 



Habitat. — Salisbury, ^lashonaland. 



Subdivision viii. — Culicca wltJi unhividcd tarsi and tlie abdomen 

 unadorned. 



a. With the abdomen pale. 



131. C. bicolor, ]\Ieig. Abdomen impure pale yellow. 



