i6 Cameron, Hyvutioptcra Orientalia. 



impunctate, sparsely covered with short fuscous hair ; the 

 face broadly projecting in the middle, the dilated part 

 bordered on the lower two-thirds by a wide furrow ; the 

 furrow at the base of the clypeus narrow ; the apex of the 

 clypcus has an oblique slope ; the mandibular teeth are 

 black. Thorax black, smooth ; the edge of the pronotum 

 (except at the base), the scutellum, post-scutellum, the 

 apex of the median segment, a broad band down its 

 middle extending from the transverse keel to the trans- 

 verse apical band, the lower side of the propleurai, this 

 band being united to the one at the top by a short 

 perpendicular one, the apex of the mesopleurae, a broad 

 band on the apical two-thirds on the lower side, the 

 upper part of the metapleura^, and a band on the apex of 

 the mesosternum, yellow. Mesonotum shining, covered 

 with a short down ; the depression at the base of the 

 scutellum is deep and wide ; the scutellum rounded and 

 slightly narrowed at the apex where there is a curved, 

 moderately stout keel between it and the post-scutellum, 

 which is slightly curved inwardly at the apex and has a 

 slight oblique slo[)e. Median segment smooth, shining, 

 with only a few shallow minute punctures visible on the 

 black parts at the sides ; behind the keel sparsely covered 

 with short white hair. The propleura; almost impunctate ; 

 the mcso- and metapleuraj closely punctured ; the furrow 

 on the apex of the propleuraj crenulate ; the furrow on 

 the lower side of the mesopleurae curved, deep at the base, 

 shallower and wider at the apex. The base of the meso- 

 sternum is oblique, smooth, and shining ; its sides in the 

 middle, armed with a large, somewhat triangular tooth ; 

 the central furrow at the base is narrow ; on the rest 

 wider and becoming much wider towards the apex, where 

 it is bounded by a stout transverse partition. Wings 

 short, clear hyaline ; abdomen : a spot in the middle of the 



