26 MR. smith's CA.TALOGUE OF HYMENOPTEEOUS INSECTS. 



3. Agathis nitida. A. nigra, nitida; facie, pectore, pedibus anticis 

 et intermediis, plaga infra alas, scutelloque pallide ferrugineis. 



Length 4 lines. Black and shining ; the face, mandibles, head beneath, 

 legs, pectus, sides of the thorax beneath the wings, the scutellum and 

 the basal half of the abdomen beneath, pale ferruginous ; the meso- 

 thorax with two longitudinal oblique lines on the disk, which have 

 two parallel ones between them ; the metathorax coarsely rugose ; the 

 wings dark brown, with the base of the stigma pale, and a hyaline 

 spot beneath it. Abdomen very smooth and shining, with the apical 

 margins of the segments narrowly rufo-piceous ; the posterior legs 

 incrassate and dark rufo-piceous. 



Fam. CHEYSIDID^. 

 Genus Hedycheum, Latr. 



1. Hedychrum FLAMMULATUM. H. viridi-purpurco lavatum ; capitc 

 thoraceque fortiter, abdomine delicatule, punctatis; alis fuscis basi 

 hyalinis. 



Length 3 lines. Bright green ; the vertex, two oblique stripes on the 

 prothorax, meeting in the centre of its anterior margin, a broad longi- 

 tudinal stripe on the disk of the mesothorax, and the sides of the 

 scutellum and postscutellum deep purple. Abdomen : the middle 

 of the basal segment, the second and third segments at their base, 

 broadly purple ; the apical margin of the third tinged with purple ; 

 wings subfuscous, with their base hyaline. The head and thorax 

 coarsely and closely punctured, the abdomen finely so ; the tarei with 

 the claws unidentate. 



Hab. Celebes. 



Genus Chbysis, Linn. 



1. Chrysis purpurea. C. laete purpurea, capite, thorace abdomi- 

 nisque basi rugosis punctatis, segmentis abdominis secundo et tertio 

 delicatule punctatis, apice quadridentato. 



Length 3 lines. Bright purple; the head, thorax, and base of the 

 abdomen strongly and coarsely punctured, the rest of the abdomen 

 finely punctured ; the disk of the thorax and apical margins of the 

 segments of the abdomen reflecting bright tints of green ; the wings 

 subhyaline, the nervures dark fuscous ; the apical margin of the third 

 segment of the abdomen with four teeth, the two central ones 

 approximating, separated by a deep notch, the lateral teeth more 

 distant, separated from the others by a wide emargination. 



Hab. Celebes. 



2. Chrysts INSULA Ris. C. nigro-purpurca, violaceo et viridi lavata; 

 capite, thorace abdominisque basi rude punctatis. 



Length 5 lines. Dark purple, with violet and green reflections; the 

 face, legs, and thorax beneath, green; wings slightly fuscous, and 



