622 Loyigicornia Malayana. 



Demonax mustela. 

 Clytus mustela, Pascoe, Trans. Ent. Soc. ser. 2, iv. 239. 



D. elongatus, capite prothorace elytrisque basi rufo- 

 brunneis, his (basi excepta) flavescentibus, nigro- 

 trifasciatisj fasciis duabus basalibus ad latera con- 

 junctis. 



Ha h. — Sara wak . 



Elongate ; head, prothorax, and base of the elytra 

 light brownish-redj the rest of the elytra light greenish- 

 yellow, with three black bands, the two basal bands 

 united by a stripe along the side, the first transverse, the 

 second beginning behind the middle, and at once curving 

 directly upwards, but not touching the suture, the 

 third curving downwards, generally broader outwards; 

 head closely punctured, clypeus nearly truncate in front, 

 slightly sinuate on each side ; prothorax cylindrico-ovate, 

 narrower than the elytra, closely pubescent; scutellum 

 broadly rounded behind ; body beneath dull luteous, 

 sides of the abdomen obscurely ashy ; legs black, tarsi 

 pale luteous; antenna with the first seven joints black, 

 the rest whitish. 



Length 7 lines. 



Demonax Tnartes. 



D. modice elongatus, capite prothorace elytrisque basi 

 rufo-brunneis, his (basi excepta) flavescentibus, 

 lateribus et fascia elongata obliqua nigris. 



Hah. — Sarawak. 



Moderately elongate ; head, prothorax, and base of the 

 elytra light brownish-red, the rest of the elytra light green- 

 ish-yellow, with a stripe on each side extending from the 

 shoulder to the apex, and a very oblique band about the 

 length of the elytra lying in the middle, interrupted at 

 the suture anteriorly and joining the median lateral 

 stripe behind, black, a small black triangular projection 

 from the same stripe near the apex; head with a raised 

 line in front, terminating in a glabrous triangular patch 

 directly above the clypeus, the latter as in D. mustela; 

 prothorax nearly cylindrical, a little narrower behind, 

 finely and transversely corrugate, indistinctly pubes- 

 cent; scutellum rounded behind; elytra broader at the 



