522 REVISION OF THE GENERA COLPOCHILA, ETC. 



HH. Basal joint of hind tarsi not shorter 

 than 2nd joint. 



I. Prothorax strongly declivous hind- 



ward near base (external teeth of 



front tibiae thick and obtuse) ffibbosicoUis, Blackb. 



II. Prothorax normal (external teeth of 



front tibiffi acute) setosa, Blackb. 



GG. Colour of upper surface entirely shin- 

 ing black fmierea, Blackb. 



FF. Puncturation of clypeus much closer 

 than of hind part of head. 

 G. Flabellum of antennae 3-jointed in both 



sexes , .. , testaceipennis, Macl. 



GG. Flabellum of antennae 4 jointed in 



both sexes gracilis, Blackb. 



EE. Pygidium quite Isevigate and nitid fraterna, Blackb. 



COLPOCHILA FORTIS, Sp.nOV. 



Ovata ; sat opaca ; testacea, vix iridescens ; capite prothorace 

 scutello pedibusque rufescentibus ; pectore valde hirsute, 

 abdomine setoso ; capite confertim riigulose coniluenter nee 

 crasse, prothorace pygidioque (hoc sequali) sparsissime subtil- 

 issime, elytris (his geminato-striatis) fortius minus sparsim, 

 punctulatis ; antennis 9-articulatis ; tarsorum posticorum 

 articulo 2° 1° manifesto lonsiori. 

 Maris antennarum flabello stipitilongitudine sequali, .5-articulato, 

 articulis ajqualibus, stipitis articulo ultimo intus breviter 

 acute dentato. 

 Feminse antennarum flabello stipitis dimidio vix lougiori, 5- 

 articulato,— articulo 2° quam 3"^ (1° quam ille), paullo 

 breviori, — stipitis articulo ultimo hand dentato. 



[Long. 12, lat. 6| lines. 



Closely resembling //. gigantea, Burm., but with the prothorax 



not so transverse (a little less than twice as wide as long), with 



its front angles more prominent ; the elytra are more strongly 



punctured, the punctures being continuous on the intervals 



