244 Mr. Frederick Smith on 



7. Pompihis infandus. 



Male. Leiig'tli 8| lines. Black, with the metathorax 

 and base of the abdomen ferrugdnous. Head; narrower 

 than the thorax ; the antennee, palpi, and tips of the 

 mandibles, ferruginous; the face covered with silvery 

 pile. Thorax : the posterior margin of the prothorax 

 angulated ; the wings fulvo-hyaline, the nervures ferru- 

 ginous ; the metathorax, which is ferruginous above, is 

 tuberculate on each side.; the legs ferruginous. Abdo- 

 men sub-petiolate, the petiole black ; the first and second 

 segments ferruginous, except the posterior margin of 

 the second, which is black, the following segments also 

 black ; beneath, coloured the same as above. 



Hab. Australia. 



In the British Museum. 



8. Pompilus vespoides. 



Female. Length 7^-10 lines. Black : the head, 

 legs, and abdomen except its base, ferruginous. . Head 

 a little wider than the thorax, a black spot on the front 

 enclosing the ocelli ; antennas of the same colour as the 

 head ; tips of the mandibles black. Thorax : rounded 

 anteriorly and posteriorly ; pilose, with, in certain lights, 

 a violet lustre ; wings flavo-hyaline, their apical margins 

 with a narrow fuscous border ; the coxEe, trochanters and 

 base of the femora, black. Abdomen: the basal segment 

 black ; the apical margins of the second, third, and 

 fourth segments slightly fuscous, forming in the middle 

 of each segment an ill-defined angular shape ; beneath, 

 black, except at the extreme apex. 



Hab. South Australia (Moreton Bay ?) . 



In the British Museum. 



9. Pompilus melanchoUcus . 



Female. Length 5 lines. Black, and ornamented 

 with cinereous spots and bands. Head : rather wider 

 than the thorax, the face and cheeks covered with 

 cinereous pile ; tips of the mandibles ferruginous ; the 

 clypeus smooth and shining at its anterior margin. 

 Thorax : the prothorax in front, its posterior margin, 

 the post-scutellura, and two oblique pubescent spots on 

 the metathorax, cinereous ; the coxae and femora beneath. 



