FIGURES 1–9 in Key to the Oriental species of Passaloecus Shuckard (Hymenoptera: Crabronidae), with descriptions of four new species from China

FIGURES 1–9. Passaloecus columnaris Ma et Li, sp. nov. (1–4 Female; 5–9 Male). 1, 5 Frontal view of head; 2 Dorsal view of head; 3 Dorsal view of propodeum; 4 Dorsal view of gastral tergum I; 6 Ventral view of antennal segments I–XIII; 7 Dorsal view of male genitalia; 8 Lateral view of male genitalia; 9 Ventral view of male genitalia (scale line for figures 3 and 4: 1 mm; for 1, 2 and 5: 1.3 mm; for 6: 1.71 mm; for 7, 8 and 9: 2.11 mm).