Giraudia kurenai, Watanabe, 2025

Key to Japanese species of Schenkia View in CoL View at ENA (female only)

1. Hind coxa largely or entirely yellowish brown to whitish yellow ( Fig. 62A). Metasomal tergites partly tinged with reddish-brown to yellowish-brown ( Figs. 62A, B).

................................................................................................ 2 -. Hind coxa black ( Figs. 57A, 58A, 59A, 60A, 61A). Metasomal tergites various in coloration, usually largely black.

................................................................................................ 3 2. Basal part of hind coxa and base of T I whitish yellow ( Fig. 24A). Apex of ovipositor sharply pointed ( Fig. 78S). Scutellum yellow ( Figs. 24B, G).

..... Giraudia kurenai sp. nov. (see remarks of this species) -. Hind coxa entirely whitish yellow to yellowish brown ( Fig. 62A). T I black to blackish-brown except for apex narrowly tinged with yellow ( Figs. 62A, B). Apex of ovipositor obtusely pointed ( Fig. 79 AB). Scutellum black ( Figs. 62B, G).

................................................... Schenkia uryuensis sp. nov. 3. Hind tarsus with white parts ( Fig. 57A). Apex of ovipositor obtusely pointed ( Fig. 79W). Ovipositor sheath 1.2 × as long as hind tibia.

........................................................ Schenkia alpina sp. nov. -. Hind tarsus entirely black ( Figs. 58A, 59A, 60A, 61A). Apex of ovipositor obtusely ( Figs. 79X, Z, AA) or sharply ( Fig. 79Y) pointed. Ovipositor sheath shorter; 0.8–1.1 × as long as hind tibia.

................................................................................................ 4 4. Hind trochanter and trochantellus ivory to yellowish-brown ( Figs. 58A, 59A). Basal part of hind tibia more or less tinged with yellowish brown ( Figs. 58A, 59A). Apex of ovipositor sometimes sharply pointed ( Fig. 79Y).

................................................................................................ 5 -. Hind trochanter and trochantellus black to blackish-brown ( Figs. 60A, 61A). Hind tibia entirely black ( Figs. 60A, 61A). Apex of ovipositor always obtusely pointed ( Fig. 79Z, AA).

................................................................................................ 6 5. Apex of ovipositor obtusely pointed ( Fig. 79X). Malar space 1.1–1.2 × as long as basal width of mandible. Antenna with 24–26 flagellomeres. Hind femur 4.3–4.7 × as long as maximum depth in lateral view. Scutellum sometimes tinged with dark brown.

.................................................... Schenkia japonica sp. nov. -. Apex of ovipositor sharply pointed ( Fig. 79Y). Malar space 0.9 × as long as basal width of mandible. Antenna with 28–29 flagellomeres. Hind femur 3.7–3.9 × as long as maximum depth in lateral view. Scutellum black.

....................................................... Schenkia minuta sp. nov. 6. T II and T III smooth surface with punctures. Malar space 0.8–0.9 × as long as basal width of mandible. Apical part of upper valve of ovipositor bulge; apex narrowly truncate ( Fig. 79Z).

......... Schenkia sylvatica Townes, Momoi & Townes, 1965 View in CoL -. T II and T III coriaceous with punctures. Malar space 1.0–1.1 × as long as basal width of mandible. Apical part of upper valve of ovipositor not bulge; apex not truncate ( Fig. 79 AA).

........................................ Schenkia tosaensis (Uchida, 1936) View in CoL