70 MB. F. P. PAaCOE OK THE CIIECULIOKIDiE. 



capite inter oculos gibboso, dense squamoso ; rostro capita longiore, 

 sparse punctulato ; prothorace latitudine sesquilongiore, confertim 

 leviter punctato, lineis longitudinalibus tribus instructo; elytris 

 striato-punctatis, interstitiis planatis, vage subtiliter squamoso- 

 punctatis, tertio, apice excepto, griseo, quarto ad septimun postice 

 maculatis, fasciam transrersam formantibus; pygidio griseo-sqiia- 

 moso ; corpore infra pedibusque sparse griseo-squamosis, ilio etiam 

 squamositate sat tenuiter vestito ; femoribus posticis margine superiore 

 dense squamosis. Long. 5^ lin. 

 Mab. Sarawak. 



A single row of small scale-bearing punctures marks eacli of 

 the interstices on the elytra. M 



Periphemus superciliaris. p. nigrescens; capite supra oculos 

 paulo elevato et vage squamoso ; rostro capite duplo longiore, sequi- 

 lato, omnino creberrime sat fortiter punctato ; prothorace latitudine 

 vix sesquilongiore, confertim fortiter punctato, lineis tribus longitu- 

 dinalibus griseo-tomentosis ornato ; elytris totis nigris, striato- 

 punctatis, interstitiis subplanatis, uniseriatim fortiter punctatis, punctis 

 extrorsum majoribus et magis confertis ; pygidio griseo-squamoso } 

 corpore infra pedibusque nigris, nitidis, parcius griseo-squamosis. 

 Long 5 lin. 

 Sab. Sumatra. 



The punctures on the interstices of the striae on the elytra are 

 very coarse and approximate, the intervening spaces having the 

 appearance of transverse bars. 



Periphemus deletus. P. niger; capite supra oculos vix elevato; 

 rostro parum arcuato, squamis erectis sub vage instructo, basi multo 

 crassiore, fortiter sulcato-punctato, dimidio apicali subtiliter vage 

 punctulato ; prothorace minus elongate, confertim sat fortiter punc- 

 tato, lineis tribus longitudinalibus tenuiter griseo-tomentosis ornato j 

 elyti'is brevioribus, striato-punctatis, interstitiis subplanatis, uniseria- 

 tim minus fortiter punctatis, tertio, basi apiceque exceptis, tenuiter 

 griseo-squamosis ; pygidio griseo-squamoso ; corpore infra pedibusque 

 nigris, nitidis, illo sA latera griseo-squamoso, his sparse squamosis. 

 Long. 4i lin. 

 Hab. Cochin-China } Laos. 



The interstices on the elytra are in this species also rather 

 strongly punctured, but the punctures are comparatively remote 

 and the intervening spaces smooth. 



Poteriophorus congestus. (PI. IV. fig. 9.) P. elongato-ovalis, 

 supra depressus, niger, indumento flavescenti-griseo guttatim notatus ; 

 rostro basi confertim apicem versus gradatira minus guttato ; antennis, 

 articulo primo funiculi clavaeque exceptis, indumento griseo vestitis ; 



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