FIGURES 50–56 in A taxonomic revision of the hover wasp genus Eustenogaster van der Vecht (Insecta: Hymenoptera; Vespidae, Stenogastrinae)

FIGURES 50–56. Eustenogaster spinicauda Saito, sp. nov.; 50, 52–54. 56, female holotype. 55 and 51, male paratype. 50, sixth metasomal tergum in lateral view. 51–53. 55, head; 52 and 55, frontal view, 51 and 53, lateral view. 54, ocelli. 56, second metasomal tergum in lateral view. Scale bars show 1 mm.