330 SYBPHID.!;. 



black stripe reaching thence to the hind margin ; a rather narrow 

 median black stripe extending from upper angles of frons, 

 encircling base of antennal petiole, to tip of epistome ; a very 

 broad stripe on cheeks, leaving hinder part narrouly yellow. 

 Antennae and petiole wholly black or dark orange-brown. Occiput 

 narrowly projecting, but only behind upper part of eye-margins, 

 with a short yellow fringe on the upper part and a white fringe 

 on the lower part. In 2 , vertical region much elevated ; orange- 

 yellow on either side on outer third, middle third black ; a black 

 transverse band from eye to eye across middle of frons. Thorax 

 black, with bright yellow spots placed as follows : a humeral one, 

 rounded above, pointed below ; a sutural, rounded in front, nearly 

 linear behind ; a pair of yellow dust-spots lying along middle of 

 suture, their inner ends rounded, their outer ends fading to a 

 point; an elongate stripe towards each side reaching from suture 

 nearly to hind margin ; a niesopleural spot, oval, pointed below ; 

 a ptei'opleural, subtriangular, and a sternopleural, rounded spot, 

 A little very short whitish pubescence on dorsum, Scutellum 

 black, with a broad yellow hind margin. Abdomen black ; 1st 

 segment with a large yellow spot on each side ; 2nd more or less 

 dark brown ( c? ) or orange-brown ( 5 ) ; hind margins of 2nd, 3rd 

 and -Ith segments with a distinct yellow band, which on the 3rd 

 segment turns forwards along either side for a short distance, 

 then back towards the centre of tlie disc as an elongate spot. 

 4th segment similar to 3rd, the elongate side-spots larger; a pair 

 of median spots present, roughly triangular, with their inner 

 sides parallel and extended upwards in a short line. Legs mainly 

 brownish-orange ; coxae black, base of anterior femora black for a 

 short distance, biisal half of hind paii* pale yellow (less distinctly 

 so in $ ) ; hind ])air with a black speck on basal half of their 

 upper side in S ■, and a small black streak in middle of under side. 

 Tibiae indistinctly blackish about the middle and tarsi blackish 

 towards tips ; in $ , tibiae and tarsi wholly orange. Coloration 

 of legs probably variable. Wings yellowish -grey, pale brownish- 

 yellow as far as 3rd vein ; no stigma ; halteres orange. 



Length, 20 nnn. 



Described from one pair fron) Tavny, Tenasserim, Lower 

 Burma, x. 1893 (^Bingham) ; in the British Museum. 



264. Ceria tredecimpunctata, sp. nov. 



S § . Head : eyes in S closely contiguous for a short distance ; 

 vertical triangle shining black, with dense brownish-yellow pubes- 

 cence. Frons and face chrome- or lemon-yellow; a black triangle 

 includes the base of the antennal petiole, and its angles are joined 

 by line lines to the eye-margins ; there is a rather broad median 

 black stripe on the face and a very broad black stripe on either 

 cheek. Antennal petiole black; 3rd joint of antennae brownish, 

 tip of style whitish. Occiput very narrow behind vertex, not 



