Longicornia Malayana. 317 



centibus ; elytris leviter griseo-pubescentibus, macula magna 

 basali biloba nivea ornatis. 

 Hab. — Singapore, Sarawak, Batchian, Amboyna, Banca, Java, 



Timor, Flores, Dorey, (and Ceylon, Siam, India.) 

 Pale brownish-testaceous ; vertex and prothorax covered with 

 a close ochreous pubescence ; scutellum snowy-white ; elytra with 

 a delicate greyish or ochreous pubescence, a large bilobed spot 

 composed of a close-set snowy tomentum at the apex of the scu- 

 tellum, and generally two smaller spots (sometimes only one) on 

 each elytron ; face, body beneath and legs with a white pubescence ; 

 antennae brownish-testaceous. 



Length 6 — 8 lines, of the antennae 18 — 22 lines. 



Olenecamptus optatus. 

 Pascoe, Proc. Zool. Soc. 1866, p. 253. 

 O. fusco-brunneus, pube grisea brevi tectus; scutello concolore; 

 capite, prothorace, elytrisque maculis rotundatis niveis 

 ornatis. 

 Sab. — Singapore, Sarawak. 



Dark reddish-brown, covered with a short greyish pubescence, 

 two or three spots on the cheek, one behind the eye, four on the 

 prothorax, and four on each elytron, (i. e. seven on each side from 

 the eye to the apex of the elytra), snowy-white ; head broader than 

 the prothorax, remotely punctured in front, the vertex impunc- 

 tate ; prothorax transversely corrugated ; scutellum semicircular, 

 greyish-brown ; elytra rather closely punctured, the sides gradually 

 narrowing posteriorly, the apices slightly dehiscent, each ending 

 obliquely in a short mucro ; body beneath and legs with a thin 

 greyish-white pile. 



Length 6 — 10 lines, of the antennae (^ ) 12 — 20 lines. 



Olenecamptus . str'igosus. 



O. brunnescens, pube subtiliter tectus ; elytris maculis elongatis 

 albis ornatis. 



Hah. — Aru, Amboyna. 



Reddish or testaceous-brown, with a delicate greyish pubes- 

 cence ; face, cheeks, and two lines on the vertex white ; prothorax 

 finely corrugated ; scutellum small, white ; elytra very delicately 

 pubescent, distinctly punctured, their apices obliquely truncate, a 

 long narrow spot on each side of the scutellum, one above, another 

 behind the middle, and two or three smaller spots or lines towards 



