the Culeojderuus Fa/nil^ Erotylidoi. (5) 381 



Oxylanguria acutipennis, sp. n. 



Viridis, subpiirpurea, eloiigata; capite thoraceque sparsim sat 

 profunde punctatis; elytris piofunde striato-punctatis; prosteruo 

 Isevi ; metastenii lateribus abdumiueque sat crebre punctatis. L. 

 G| — 8ilin. Sarawak, Sumatra (Wallace). 



The tibise are thickly fringed with golden hairs at the apex 

 within, 



CallilangTiria. 



g. n. {ti/p. luzouica, Crotch). 



Antennse short, club very gi-adual, 7th joint hardly dilated, 

 3rd not longer than 4th; eyes very finely gi'anulated, sides of 

 front incrassate, clypeus convex; mentiim lai'ge, pointed in fi'ont; 

 mandibles very large, head angulated at the sides to receive them. 



Thorax globose; epipleural fold hardly marked; prosternuni 

 with the process depressed, truncate; mesosternum depressed in 

 front, apex emarginati^, ventral process acuminate, no coxal line. 

 Tarsi very broadly dilated. Elytra obliquely tiTincate at the 

 apex. 



Callilang^uria luzonica, sp. n. 



Elongata, acuminata, nigra, thorace, cum epipleuris, rufo, 

 parcissime punctato ; elytris viridibus, punctato-striatis. L. 

 10 — 11 lin. Luzon. 



Callilanguria Wallacii, sp. n. 



Elongata, postice acuminata, Ijfite castaneo-rufa, antennis pedi- 

 busque (femoribus basi exce{)tis) nigris, elytris apice nigrocyaneis ; 

 capite thoraceque sublsevibus, hoc sine plica epipleural i, basi mar- 

 ginato, hand striato; elytris punctato-striatis, interstitiis Isevibus; 

 corpore subtus obsolete punctulato. L. 5 lin. Sumatra (Wallace). 



Elytra truncate, external angle dentate. 



Boubledaya. 



White, Proc. Ent. Soc. 1850 xiii. — Trans. Ent. Soc. Ser. 2 ii. 

 2 [typ. viator, White). 



Antennae about as long as the head and thorax, 3rd joint 

 equal to the 2nd, 5 — 7 subequal, clavate, 8th dilated, triangular, 

 9th lai'ger than 8th or 10th; head with the eyes prominent, 

 fi'ont narrowed, finely margined, clypeus distinct, transverse, 

 deeply emai-ginate. Thorax convex, longitudinally impressed, 

 base with a stria on earh side. Prosternum with a broad truncate 

 process; mesosternum subelongate, grooved in front for the pro- 

 sternum; ventral process acuminate, no coxal line. 



Mentum extremely narrow, ti-ansvei-se, gently emargiuate in 

 front. 



