Mr. Pascoe's descriptions of CurculionidK. 591 



Isomerintlnis asper. 



I. oblongo-ovatus, uiger, supra granulatus, indumento fusco 

 parce vestitus ; rostro basi carinato. Long. 4^ lin. 



Hab. Tondauo. 



Oblong-ovate, black, granulate above and clothed Avith a 

 brownish tomentum; rostrum raised between the insertion of 

 the antennae, the base with a well-marked carina; between the 

 eyes a sharp impressed line, continuous Avith a similar one on 

 the rostrum ; antenna? with the first and third joints of the 

 fuuicle subequal ; prothorax longer than broad, rather closely 

 granulate ; elytra shortly ovate, with several large scattered 

 granules, the intervals minutely granulate and clothed with a 

 brownish tomentum; body beneath sparsely scaly; legs some- 

 what slender. 



The uniform colour and the granular surface will at once 

 distinguish this species. 



Isomerinthus gramineus. 



I. oblougus, uiger, squamulis viridi-c^ruleis fere omnino 

 tectus; rostro supra rotundato, haud cax'inato ; elytris utrinque 

 ante apicem nodoso ; tibiis anticis denticulatis. Long. 3 lin. 



Hab. Tondano. 



Oblong, black, almost everywhere covered with approximate 

 greenish-blue scales ; rostrum rounded above, scrobes oblong 

 foveiform ; fuuicle brown, second and third joints longest ; 

 prothorax with scattered punctures, each bearing a pale bristle- 

 shaped scale; elytra rather shortly ovate, lineately punctured, 

 each with a gibbosity, tipped with a fascicle of pale brownish 

 hairs, posteriorly; abdomen with the first and second segments 

 with a black central spot, the other segments entirely black; 

 legs with scattered bluish scales ; anterior tibiaj with six or 

 seven denticles on tne inner margin. 



Dr. Kirsch has described another species from Jobi with 

 apparent similar gibbous elytra (/. hitiibercnlatus) which, inter alia, 

 is clothed with whitish, very minute, scales. 



Isomerinthis decijnens. 



I. oblongo-ovatus, minus convexus, niger, parce viridi-squa- 

 mosus; elytris subdepressis, apice constrictis, supra irregulariter 

 granulatis; tibiis anticis subdenticulatis. Long. 6 lin. 



Hab. Tondano. 



