Longicornia Malayana. 629 



Elongate, yellowish-gray; Lead with a short carina 

 between the eyes, not reaching to the clypeus ; prothorax 

 oblong-ovate, with two large black median spots; scu- 

 tellum triangular ; elytra narrow, dark brown, with four 

 yellowish-gray bands, the first rather dull, oblique, 

 passing outwards a little behind the humeral angle, the 

 second curved upwards on the suture and nearly reach- 

 ing the scutellum, the third very large, prominent, and 

 rounded anteriorly, running down to a point at the sides, 

 the fourth apical; apices rounded at the suture, sinuate 

 towards the outer angle, which is slightly toothed ; body 

 beneath entirely yellowish-gray ; femora red, their apices, 

 tibiae, and tarsi dark brown ; antennae much shorter than 

 the body {S), the four basal joints dark, the remainder 

 whitish. 



Length 7 lines. 



Demonax algehraicus. 



D. brevis, niger ; prothorace late ovato, cinereo ; elytris 

 fasciis quatuor cinereis, duabus basalibus litteram x 

 formantibus, secunda marginem exteriorem attin- 

 gente, tertia transversim trapezoidali, quarta apicali. 



Ha h . — Sarawak . 



Short, black ; head less produced below the eyes ; pro- 

 thorax broadly ovate, ashy ; scutellum transversely trian- 

 gular ; elytra rather short, slightly tapering behind, with 

 four ashy bands, the first two united below the scutellum, 

 together taking the form of the letter x, the second of 

 the same width throughout and extending to the margin, 

 the third behind the middle, shortly trapezoidal, the 

 fourth small, apical; the apices truncate, the external 

 angle slightly produced but not spined; body beneath 

 black, the sides of the sterna and two basal segments of 

 the abdomen bordered with white; legs slender, paler 

 outwards, the posterior tarsi with the basal joint twice as 

 long as the rest together; antennae blackish, with the 

 basal joint pale ferruginous, the six last joints whitish. 



Length 3 lines. 



My specimen is a female, and very distinct from any 

 species here described, although in disposition of the 

 elytral bands and form of the prothorax similar to the 

 following. 



