542 Longicorma Malayana. 



smoky-brown colour ; hairs forming a fringe round the 

 eyes ; lip and palpi yellowish-ferruginous ; prothorax 

 longer than brnad, the apex narrower than the base, the 

 middle marlrd with an oblong longitudinal glabrous 

 line ; scute! um triangular ; elytra broadest at the base, 

 slightly narrowing posteriorly ; breast dai-k brown, with 

 a close whitish pubescence; abdomen reddish-yellow, 

 very sparingly pubescent; antennae and legs luteo- 

 testaceous, femora rather long and robust, and with the 

 tibiae and tarsi clothed with longer hairs. 

 Length 7 lines. 



DiatomoceiDliala pacliymera. 



D. brunnea, nitida, pilis griseis brevibus vestita ; pe- 

 dibus luteo-testiceis ; femoribus yalidissimis. 



Hah. — Bourn ; Coram. 



Pale reddish-broAvn, shining, with short scattered 

 hairs ; head slightly hairy, two weakly impressed lines 

 between the eyes ; prothorax rather longer than broad, 

 and much narrower at the apex than at the base, irregu- 

 larly punctured, the disk with a central oblong glabrous 

 patch ; scutellum triangular ; elytra elongate, narrow, 

 tar)ering towards the apex ; breast brownish, with a close 

 whitish pubescence; abdcmen luteous, shining, very 

 slightly pubescent ; legs luteous, femora very stout, 

 especially the anterior and intermediate, the posterior 

 nearly reaching to the end of the elytra. 



Length 9 lines. 



Diatomocephala larvata. 



D. fusca, opaca, postice dilutior, pilis griseis sparsis 

 vestita ; capite dense albo-pubescente ; prothorace 

 vittis duabus albis ornate. 



Hah. — Lombok. 



Dark brown, opaque, paler posteriorly, with short 

 scattered hairs ; head clothed with a dense white pubes- 

 cence spreading round the eyes behind, leaving, however, 

 a small glabrous space on the vertex ; prothorax rather 

 longer than broad, on each side of the disk an irregular 

 white stripe composed of dense decumbent hairs ; scutel- 

 lum small, covered with a white pubescence ; elytra 

 somewhat elongate, slightly tapering posteriorly ; body 

 beneath, yellowish-pitchy ; legs and antennae brownish, 

 clothed with scattered grayish hairs. 



Length 7 lines. 



