FIG. 6 in Systematics of the South American genus Plumarius Philippi, 1873, with descriptions of new species (Hymenoptera, Plumariidae)

FIG. 6. — Plumarius spiniferus Roig-Alsina n. sp.: A, paratype from Argentina, province of La Rioja, Anguiñán, Chilecito, head, frontal view; B, holotype, head, ventral view; C, another paratype from Argentina, province of La Rioja, Anguiñán, Chilecito, head, lateral view (the structure is spiniform, but the profile photo does not show well); D, genital capsule, ventral view. Scale bars: 0.5 mm.