20 MR. smith's catalogue of hymenopterous insects 



Genus Eumenes. 



1. Eumenes circinalis, Fabr. Syst. Piez. p. 286. 4. 

 Hab. India, Sumatra, Celebes. 



2. Eumenes fulvipennis. Smith, Cat. Hym. Ins. pt. v. 24. 26. 

 Hab. Celebes. 



3. Eumenes vindex. E. niger, flavo variegatus, alls subhyalinis 

 irideseentibus. 



Male. Length 6 lines. Black ; strongly punctured and shining ; a 

 minute spot behind the eyes, another in their emargination, the 

 clypeus, with two minute spots above it, a spot at the base of the 

 mandibles, and the scape in front yellow. Thorax : a subinterrupted 

 line on its anterior margin, the tubercles, a spot on the tegulae behind, 

 and the legs yellow ; the coxse, femora at their base, and the posterior 

 tibiae outside dusky ; wings light brown and iridescent, the anterior 

 margin of the superior pair darkest. Abdomen delicately punctured; 

 .the apical margin of the first segment with a narrow yellow border 

 slightly interrupted on each side ; the apical segments with a thin 

 cinereous pile. 



Hab. Celebes. 



4. Eumenes architectus. E. niger, clypeyo, prothoracis margine 

 postscutello abdorainisque segmenti primi margine flavis. 



Female. Length 6 lines. Black and closely punctured ; a line behind 

 the eyes near their vertex, a spot between the antennae and the 

 clypeus, yellow ; the latter black at the apex, which is notched ; the 

 labrum and mandibles reddish-yellow, the latter black at their base. 

 Thorax : the anterior margin yellow ; the tubercles, tegulae, post- 

 scutellum, an interrupted line on each side of the metathorax, the 

 tibiae, tarsi, and femora at their apex, yellow ; the coxae spotted with 

 yellow and the posterior tibiae dusky ; the wings fusco-hyaline ; a 

 black line across the tegulae. Abdomen : an ovate spot on each side 

 of the petiole, its apical margin, a transverse ovate spot on each 

 side of the first segment, and its posterior margin yellow ; the following 

 segments covered with a grey silky pile. 



Male. Differs from the female in having the clypeus entirely yellow, 

 the metathorax and abdomen entirely black ; only the apical margin 

 of the petiole is yellow, it is also longer. 



Hab. Celebes. 



5. Eumenes floralis. ^. niger; clypeo flavo ; thorace pedibusque 

 ferrugineo-flavo variegatis. 



Male. Length 6| lines. Black ; strongly punctured and shining ; the 

 clypeus and a spot above yellow ; a narrow abbreviated line behind 

 the eyes, a minute spot in their emargination, and the tips of the man- 

 dibles orange- red ; the flagellura fulvous beneath. Thorax : the 

 anterior and posterior margin of the prothorax, the tubercles, and a 



