FIGURES 500-503 in A Revision of the Wasp Genus Pison Jurine, 1808 of Australia and New Zealand, New Guinea, and the Pacific Islands (Hymenoptera: Crabronidae)

FIGURES 500-503. Pison hypostomale Pulawski, sp. nov. (500) Female clypeus and mandibles; (501) Male clypeus and mandibles; (502). Posterior surface of female head in oblique view (arrow shows hypostomal carina); (503) Male frons showing orientation of setae.