Javra minuta, Watanabe, 2025

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

1. Scutellum with conspicuous yellow to ivory marking ( Figs. 32B, H, 34B, H, 37D, G). Lateral sides of areolet (= veins 2rs-m and 3rs-m) convergent anteriorly ( Figs. 32F, G. 34G, 37F).

................................................................................................ 2 -. Scutellum black ( Figs. 30B, 31B, H, 32I, J, 33B, G, 35B, G, 36B, G) or weakly tinged with reddish-brown ( Fig. 32I). Lateral sides of areolet parallel or convergent.

................................................................................................ 4 2. Fore and mid coxae, trochanters, and trochantelli white ( Fig. 34A). Small species: body length 4.55–4.75 mm. Mesosoma largely polished; finely and sparsely punctate with smooth ISP ( Figs. 34E, F, H). T I 2.95 × as long as maximum width. Hind tarsus without white parts ( Fig. 34A). ............................................................. Javra minuta sp. nov. -. Fore and mid coxae, trochanters, and trochantelli largely blackish brown to black ( Figs. 32A, 37A). Large species: body length longer than 5.0 mm. Mesosoma largely matt ( Figs. 37E, G) or densely rugulose ( Figs. 32E, H). T I less than 2.65 × as long as maximum width. Hind tarsus with or without white parts.

................................................................................................ 3 3. Body more or less polished ( Figs. 32A, E, H). Lateral section of anterior transverse carina of propodeum indistinct ( Fig. 32H). Apex of propodeal apophysis not tinged with yellow ( Fig. 32H). Hind tarsus without white parts ( Fig. 32A).

........................................... Javra japonica sp. nov. (in part) -. Body largely matt ( Figs. 37A, E, G). Lateral section of anterior transverse carina of propodeum complete ( Fig. 36G). Apex of propodeal apophysis tinged with yellow ( Fig. 36G). Hind tarsus with white parts ( Fig. 36A).

............................................. Javra teranishii ( Uchida, 1952) View in CoL 4. Hind trochanter and trochantellus ivory to white ( Figs. 30A, B). Lateral section of anterior transverse carina of propodeum sometimes largely indistinct ( Fig. 30G). Lateral sides of areolet convergent anteriorly ( Fig. 30F). Mesopleuron largely longitudinally rugulose ( Fig. 30E). Ovipositor sheath 0.85–1.1 × as long as hind tibia.

......................................... Javra albotrochantellata sp. nov. -. Hind trochanter and trochantellus blackish-brown to black ( Figs. 31A, B, 32A, 33A, 35A, 36A, B). Other character states various.

................................................................................................ 5 5. Hind tarsus with white parts ( Figs. 31A, 36A). FL I more than 4.6 × as long as maximum depth in lateral view. Ovipositor sheath more than 1.15 × as long as hind tibia. Body relatively slender and larger: length more than 8.0 mm. ................................................................................................ 6 -. Hind tarsus entirely black ( Figs. 32A, 33A, 35A). FL I less than 4.5 × as long as maximum depth in lateral view except for some specimens of J. japonica sp. nov. Ovipositor sheath with various length. Body relatively robust and smaller: length less than 8.5 mm.

................................................................................................ 7 6. Areolet slightly longer than wide; lateral sides convergent anteriorly ( Fig. 31G). Mesoscutum matt. Malar space 1.1–1.2 × as long as basal width of mandible. T I 2.0–2.2 × as long as maximum width.

.......................................................... Javra gigantea sp. nov. -. Areolet slightly wider than long; lateral sides parallel ( Fig. 36F). Mesoscutum polished ( Fig. 36D). Malar space 0.8–0.9 × as long as basal width of mandible. T I 2.5–2.65 × as long as maximum width.

............................................................... Javra tenuis sp. nov. 7. Ovipositor sheath 1.43 × as long as hind tibia. Base of hind tibia white ( Figs. 35A, B).

......................................... Javra taniguchiae ( Uchida, 1956) View in CoL -. Ovipositor sheath less than 1.1 × as long as hind tibia. Hind tibia entirely black or sometimes with a white base in J. japonica sp. nov.

................................................................................................ 8 8. Ovipositor sheath 0.95 × as long as hind tibia. T1 1.8 × as long as maximum width.

...................................... Javra minamiashigarensis sp. nov. -. Ovipositor sheath at most 1.0 × as long as hind tibia. T I longer than 2.45 × as long as maximum width.

................................................................................................ 9 9. Ovipositor sheath 0.65–0.8 × as long as hind tibia. Lateral section of anterior transverse carina of propodeum complete or partly present. Lateral sides of areolet parallel or convergent. Apex of metasoma without conspicuous white area. Base of hind tibia always black.

............................................. Javra coreensis ( Uchida, 1930) View in CoL -. Ovipositor sheath 0.88–1.03 × as long as hind tibia. Lateral section of anterior transverse carina of propodeum indistinct ( Figs. 32I, J). Lateral sides of areolet convergent anteriorly ( Figs. 32F, G). Apex of metasoma with conspicuous white area ( Figs. 32A, B). Scutellum sometimes tinged with reddish-brown ( Fig. 32I). Base of hind tibia sometimes white.

........................................... Javra japonica sp. nov. (in part)