XAXEBORUS PUNCTATISSIMUS. 189 



NOTE XXIII. 



DESCRIPTION OF A NEW SPECIES OF THE FAMILY 

 SCOLYTIDAE FROM SUMATRA. 



W. EICHHOPP. 



Xylehorus (V) punctatissimus , sp. u. 



Oblougus , ferrugiueo-testaceus , teuue pubesceus , subni- 

 tidus, macula discoidali thoracis elytrisque postice piceis; 

 thorace subtransverse , post medium dilatato , antrorsum 

 augustato , angulis posticis , lateribus et apice rotuudato ^ 

 dorso antice subtiliter scabrato , postice dense punctato ; 

 elytris a medio postice oblique subimpressis , obsolete striato- 

 punctatis, iuterstitiis latis creberrime punctatis. — Loug. 

 51*2 mm., lat. 2^/^ mm. 



This species has tlie size and moreover almost the shape 

 of Xylehorus spathipennis Eichh, ^), but differs from all 

 the Xyleborus-ST^eciQH hitherto known , by the shape of the 

 thorax , as well as by the very dense punctuation of the 

 base of the thorax and the elytra. The head is prolonged 

 anteriorly into a short proboscis and so protrudes from 

 under the thorax, in the same manner as in the Hylesiui. 

 The tibiae are less wide and much more coarsely denticu- 

 lated alouo- the outer edge than is the case in the other 



1) Berliner entomologische Zeitschrift. Jahrg. 18G8. S. 145. 



Notes from the Leyclen IVEuseixra , "Vol. II. 



