64 DESCRIPTIONS OP SOME 



much more strongly costated than in the present species. From 

 the other asiatic species of Cœnocliïlus it is distinguished by the 

 decided posterior angles of the prothorax. 



Cœnochilus obscurus n. sp. PI. 3. fig. 3. 



Fœmina. Subelongatus , subdepressus , obscurus, ater, capite et 

 pronoto punctatissimis punctis minutis, rotundis; elytris fere planis, 

 costis vix apparentibus, sensim e basi ad apicem angustatis, punctato- 

 striatis punctis aciculatis parum impressis , striisque e punctis postice 

 conjunctis formatis , prima prope suturam , secunda inter primam et 

 medium elytrorum magis distincta , tertia inter medium et marginem 

 lateralem vix distincta , interstitiis (vel pseudo-costis) Isevibus , punctis 

 parvis rotundis nonnuUis distinctis. Capite parum convexo, clypeo 

 lateribus rotundis , medio marginis antici profundius emarginato ; 

 disco pone oculis integro , absque carina transversa et tubercule ; 

 pronoto transverso-ovali, lateribus rotundatis, paullo pone medium 

 latiori, angulis posticis vix distinctis, disco inter angulos haud 

 impresso; impressione media longitudinali vix distincta versus scu- 

 tellum extensa; abdomine tuberculis duobus subapicalibus parvis; 

 podice atro convexo-punctato absque carina media. Corpore infra 

 nigro, abdomine convexo et medio metasterni glabris vix punctatis. 

 Pedibus brevibus , tibiis anticis planiusculis , depressis, extus integris; 

 tibiis quatuor posticis extus inter medium et apicem parum angulatis 

 angulis vix spinam formantibus. 



Long. corp. lin. 5|; lat. humer, lin, 2i. 



Habitat in insula Sumatra, Kepahiam (Wienecke). In museo 

 Lugdunensi. 



PI. 4. fig. 17. Front of the head. 



» 18. Maxilla. 



» 19. Mentum and labial palpi. 



» 20. Fore leg seen from above. 



» 21. The same seen from beneath. 



» 22. Hind tibia and tarsus. 



» 23. Portion of the left elytra. 



