120 MK. smith's descriptions of nYMENOPTEROirs INSECTS 



of the abdomen ; the legs blue, the claw-joint of the tarsi black ; 

 wings very dark brown, with a s])lendid coppery and violet effulgence. 

 Hab. Bachian. 



5. PoMPiLUS OPULENTUS. P. ater, capite, thorace, abdomineque ar- 

 genteo maculatis ; alis fuscis, apice nigro-fuscis. 



Female. Length 5 lines. Black and shining; the face and cheeks 

 covered with silvery pile ; the mandibles rufo-piceous. Thorax : a 

 spot on each side before the wings, another behind them, aline on 

 each side of the metathorax, the pectus, trochanters beneath, and a spot 

 on the sides beneath the wings, covered with a bright silvery pile ; 

 the tibiae and tarsi pilose ; the wings fuscous, with their apical mar- 

 gins darkest. Abdomen : the second and following segments with a 

 silvery spot on each side at their basal margins. 



Hab. Bachian. 



Gen. Agenia, Schiddte. 



1. Agenia Atalanta, Smith, Proc. Linn. Soc. ii. 94. 

 Hab. Bachian; Singapore. 



2. Agenia Amalthea, Smith, Proc. Linn. Soc. iii. 155. 

 Hab. Bachian; Aru. 



.3. Agenia LuciLLA. A. obscure cyanea, pube argenteo-albida ; ab- 

 domine sub-petiolato ; alis hyalinis iridescentibus. 



Female. Length 5 lines. Obscure blue-black, wdth a thin silvery- 

 white pubescence ; the face with a dense silvery pile ; the tips of the 

 mandibles ferruginous. Thorax : the metathorax transversely striated, 

 most strongly so towards the apex ; wings colourless-h}'aline and iri- 

 descent ; the legs not spinose. Abdomen : covered with a bright 

 changeable silvery pile, which is most dense towards the apex ; the 

 extreme apex pale testaceous, and the apical segment with a central 

 longitudinal carina. 



Hab. Amboyna. 



G-en. Priocnemis {Schiddte). 



1. Priocnemis fervidus. Smith, Proc. Linn, Soc. iii. 156. 

 Hab. Dory ; Aru. 



The specimen from Dory differs from the Aru specimens in having the 

 basal segment of the abdomen ferruginous, in addition to the red head, 

 thorax, and legs; in all other particulars they are identical. 



2. Priocnemis flavipennis. Smith, Proc. Linn. Soc. v. 79. 

 Hab. Bachian; Makassar (Celebes). 



3. Priocnemis CoNFECTOR. P. niger ; abdomine pube aurea vestito, 

 alis fuscis cupreo iridescentibus. 



Female. Length 12 lines. Black; the head and thorax with a thin, 

 long, black pubescence ; the clypeus widely emarginate in fiont ; the 



