Cameron, P. — Hymenoptera orientalis.

1891 or contributions to a knowledge of the Hymenoptera of the oriental zoological region III; 51 p., one lithographed plate, disbound (original printed cover of journal added loose). Published in: Mem. and Proc. of the Manchester Lit. & Phil. Society. This is Part III, dealing with the Pompilidae, including the descriptions of new species. A few pages lightly spotted, plate clean. Rare.