16 



Lycostomus thoracicus. 

 (Plate III. fig. 1.) 



Latus, niger ; thorace lato, lateribus explanatis, flavo-rufis ; elytris 

 basi thorace baud latioribus, medio rotundato-ampliatis, rufis, circa 

 scutellum anguste nigris. Long. 8| lin,, lat. 4 lin. 



Hah. Bootan, S, ? {Dr. Pemherton); Sikkim, S, 2 {Dr. 

 ffooJcer) ; Darjeeling {Dr. Pearson). 



Eostrum a little longer tban its width at the base. Thorax very 

 broad, black in the middle and shining ; the sides very much ex- 

 panded, reflexed, yellowish, or reddish yellow. Elytra narrow at 

 the base, dull red, very rugose, widened immediately below the 

 shoulders, broadest across the middle, rounded at the sides. Sides 

 of the abdomen shining pitchy. 



cJ . Legs with the femora yellow at the base. 

 5 . Legs black. 



LYCUS. 



Fahr., Mantissa Itisectortim, i. 1787, p. 163. 



Lycus pyriformis. 



(Plate IV. fig. 2.) 



Murray, Ann. ^ 3Iag. Nat. Hist., 1868, i. p. 328. 



Niger ; thorace elytrisque flavis, thorace medio, scutello, elytris 

 regione scutellari et apice interne sinuatim nigris, his quadricostatis 

 costa humerali parura elevata, lateribus parum reflexis. S . 



Long. 5-6 lin., lat. 4 lin. 



Hah. Old Calabar. 



Thorax black, with the slightly reflexed sides and the anterior 

 margin dull yellow. Elytra obscure yellow, the scutellar region 

 (as far as, but not including, the humeral costa) and the apex 

 black. 



Lycus ustus. 

 (Plate V. fig. 7.) 

 Murray, Ann. 8f May. Nat. Hist, 1868, i. p. 329, pi. ix. f. 17. 



Niger ; thorace lateribus et elytris (regione scuteUari et margi- 

 nibus exterioribus posticis exceptis) flavis. $ . 



Long. 6 lin., lat. 3 lin. 

 Hah. Old Calabar. 



Thorax with the posterior angles very acute. Elytra duU, 

 densely and rugosely punctured ; the fourth costa thickened and 

 forming a very distinct ridge over the shoulder. 



This species is allied to L. pyriformis, but is much narrower. 



