Hagedorn, Diagnosen bisher unbeschriebener Borkenkäfer. 735 



Spina inaiore et lyluribus minorihus instructae, et ut aliae intus excavatae. 

 Tarsorum articuli aequales , subtus pilosi. Abdomen squamis albidis 

 obtectum. (Fig. 38.) 



23. Diamerus luteus nov. spec. 



1 Specimen. Patria : Sumatra (Dr. Schultheifs). Deutsches 

 Entomol. National-Museum Berlin. 



Long. 4 mm, lat. 3 mm. 



Brevissime ovatiis , fere globosus. fusco-luteus , squamosus. Caput 

 supra OS transverse impressum, reticulato - punctatum. Prothorax valde 

 transversus, pronus, anterius constrictus, basi leniter producta immarginata, 

 dorso dense punctatus , parcius squamosus, linea mediana laevi ornatus. 

 Elytra striato-punctata , punctis obsoletis , interstitiis planis , antice tuber- 

 eulato-rugosis, squamis fuscis dense obtectis, basi elevata et crenulata. 



24. Diamerus dis s i m ilis nov. spec. 



1 Specimen. Patria: Tharawaddy , Burma. Collectio H. E. 

 Andrewes. 



Long. 4 mm, lat. 2 mm. 



Oblongus, niger, elytris, antennis et tarsis ferrugineis, fronte plana 

 subtiliter punctata. Prothorax transversus, anterius angustatus, basi ob- 

 tuse medio producta, supra fortiter punctatus, linea mediana laevi. Elytra 

 striato-punctata, interstitiis planis irregulariter punctatis et a medio biseriatim 

 setis ßavescentibus ornata, basi elevata et crenulata, apice in spinam com- 

 munem producta. 



25. Diamerus ater nov. spec. 



1 Specimen. Patria: Nilgiri Hills. Collectio H. E. Andrewes. 



Long. 4 mm. 



Oblongus, ater, supra glaber, infra squamulatus. Frons impressa, 

 Caput reticulato-punctatum , prothorax fere quadratus , antice constrictus, 

 angulis anterioribus rotundatis, p)osterioribus rectis, disco aequaliter punctato, 

 linea mediana obsoleta notatus. Elytra basi elevata et subtiliter serrata, 

 striato-punctata, interstitiis planis, subtiliter ei irregidariter punctatis, sutura 

 in declivitate elevata et in spinam communem producta. 



26. Diamerus caesius nov. spec. 



1 Specimen. Patria : Sumatra (Dr. Schultheifs). Deutsches 

 Entomol. National-Museum Berlin. 



Long. 4 mm, lat. 2 mm. 



Oblongus, fuscus , squamis griseis obtectus. Frons plana, rugato- 

 punctata. Prothorax quadratus, rugato-punctatus , linea mediana elevata 

 et squamis albidis armatus. Elytra basi immarginata, apice in spinam 



