FIG. 4. — Plumarius willinki Fidalgo n in Systematics of the South American genus Plumarius Philippi, 1873, with descriptions of new species (Hymenoptera, Plumariidae)

FIG. 4. — Plumarius willinki Fidalgo n. sp., paratype from Argentina, province of Mendoza, Dique El Nihuil: A, head, frontal view; B, head, ventral view; C, head, lateral view; D, genital capsule, ventral view. Scale bars: 0.5 mm.