COLLECTED AT CELEBES. 21 



spot on the tegulae behind, a line on the postscutellum and the legs, 

 orange-red, the coxae black, and the tarsi dusky ; the wings slightly 

 brownish with a violet iridescence. Abdomen immaculate, with a 

 minute spot on the posterior border of the petiole j the third and 

 following segments with a fine cinereous pile. 

 Hab. Celebes. 



Crenus Odynerus, Latr, 



1. Odynerus ovalis, Sauss. Mon. Guepes Sol. 215. 122. t. 19. f. 4. 

 Hab, India, China, Celebes. 



2. Odynerus (Ancistrocerus) clavicornis. O. niger, flavo 

 varius ; capite thoraceque fortiter, abdomine delicatule punctatis, an- 

 tennis clavatis. 



Male. Length 4^ lines. Black ; head and thorax strongly punctured 

 and shining; a spot on the mandibles, the labrum, the clypeus, a spot 

 above, the scape in front, a line in the emargination of the eyes and a 

 spot behind them, yellow ; the flagellum broadly clavate, the joints 

 transverse, the apex of the club and the terminal hook reddish-yellow, 

 the thickened part of the club concave beneath, the hook bent into 

 the cavity. Thorax : two spots on the anterior margin, a spot on the 

 tegulse in front, and the legs, reddish-yellow, the coxae dusky ; the 

 metathorax coarsely rugose and deeply concave-truncate. Abdomen : 

 the first segment with a transverse carina at its base, in front of which 

 is an irregularly cut deep transverse channel forming a second carina 

 in front of the groove ; the segments finely punctured, the first and 

 second segments with a yellow posterior border, the fourth and fol- 

 lowing segments rufo-piceous. 



Hab. Celebes. 



3. Odynerus (Leionotus) insularis. O. niger, flavo et aurantio 

 variegatus ; abdominis basi ferruginea. 



Male. Length 6 lines. Black ; the head and thorax strongly punc- 

 tured ; the mandibles, clypeus, a line above extending to the anterior 

 ocellus, the emargination of the eyes, a spot at their vertex and a line 

 at their outer orbits, yellow ; the antennae reddish -yellow, with the 

 scape pale yellow in front and a narrow fuscous line above ; the yellow 

 marking more or less stained orange. Thorax : the prothorax orange, 

 its anterior border, the tubercles, tegulae, two spots on the scutellum 

 and postscutellum, the lateral margins of the metathorax and the 

 legs, yellow, the latter with reddish stains j wings subhyaline, the 

 superior pair with a fuscous cloud at their apex. The base of the 

 abdomen and a large macula on each side of the second segment 

 ferruginous ; the apical margin of the segments with a yellow border, 

 the first and second with a minute notch in the middle ; the first and 

 second segments entirely ferruginous beneath. 



