LOMAPTERA TRISTIS. 241 



NOTE XXXIX. 



ON TAVO NEW SPECIES OF THE GENUS LOMAPTERA 

 FROM THE TIMOR GROUP. 



BY 



C. RITSEMA Cz. 



1. Lomaptera tristis, sp. n. Q. 



Length (from the anterior margin of the pronotum 

 down to the apex of the elytra) 18 mm.; breadth at the 

 shoulders 9 mm. — Entirely of a coal-black color; the 

 upper surface subshining, the under surface shining. 



The head rather densely covered with deep punctures of 

 different size; the lobes of the clypeus longitudinally im- 

 pressed , and , besides being punctured , provided with very 

 fine longitudinal scratches in the sunken portion. 



The pronotum diffusedly covered with very fine punct- 

 ures on the middle of the disk, on the median lobe and 

 along the basal margin ; towards the anterior margin and 

 the sides of the disk they become deeper and larger, and 

 there is a group of large punctures on each side of the 

 base of the median lobe a little before the hind margin 

 of the pronotum. The sides of the pronotum rugose by 

 deep striae which are more or less parallel to the lateral 

 margin, commencing a little before the hind margin and 

 extending up to the anterior one; the apex of the median 

 lobe rounded ; the scutellum of an elongate triangular shape. 



Notes from tlae Leyden ÜVIuseum, "Vol. II. 



17 



