Netelia (Bessobates) nodai, Konishi, Kazuhiko, 2014

Konishi, Kazuhiko, 2014, A revision of the subgenus Bessobates of the genus Netelia from Japan (Hymenoptera, Ichneumonidae, Tryphoninae), Zootaxa 3755 (4), pp. 301-346 : 329-332

Netelia (Bessobates) nodai n. sp.

( Figs 75–79 , 83–85 )

Parabatus cristatus: Uchida, 1928: 196 (in part).

♂. Head ( Figs 75, 76 ) 1.7–1.9 times as wide as long; vertex in dorsal view evenly rounded; occiput impunctate and polished; vertex and gena weakly and finely punctate and mat; interocellar area polished, faintly and sparsely punctate; geno-orbital index 2.5–3.2; frons impunctate, polished and finely coriaceous, with a weak median longitudinal groove; face 1.4 times as wide as long, rather more strongly punctate than vertex; supraclypeal suture distinct; clypeus 1.9–2.2 times as wide as long, rather more sparsely punctate than face, with apical margin truncate and weakly concave medially; antenna with 45–50 flagellomeres, 1st flagellomere 1.5–1.6 times as long as 2nd, 2nd 2.7–2.9 times as long as wide.

Mesosoma ( Fig. 77 ): mesoscutum 1.2–1.3 times as long as wide; scutellum 1.5–1.6 times as long as distance between lateral carinae at its base, lateral carina strong basally and fading out beyond middle of scutellum; propodeum finely trans-striate on median portion, with sublateral crest absent and represented by rounded swelling.

Fore tibial spur 0.5 times as long as 1st tarsomere, which is 9.5–11.1 times as long as wide; fore tarsal claw with 15–26 pectines; hind tarsal claw with 10–16 pectines.

Fore wing ( Fig. 78 ) 2.7–3.1 times as long as wide; areolet petiolate or pointed above; cu-a distad Rs&M by 1/ 5–1/3 of cu-a length, weakly curved, weakly reclivous; hind wing ( Fig. 79 ) with 6–8 distal hamuli; nervellar index 0.4–0.5.

Metasoma with 1st tergum 2.5–2.7 times as long as apical width and 1.5–1.6 times as long as 2nd; subgenital plate ( Fig. 83 ) moderately long with apical margin moderately convex; paramere ( Fig. 84 ) with subapical portion of dorsal margin weakly emarginate; digitus rounded off on dorso-apical corner, ventro-apical corner with 2–3 teeth; median portion of membrane of median surface with transverse strip of minutely papillate cuticle; pad situated at apical 1/3 of paramere in middle; median subapical sclerotized plate produced ventro-anteriorly to form an overhang; penis valve ( Fig. 85 ) slightly broadened toward apex and weakly curved ventrally; basal apodeme of aedeagus strongly curved dorsally.

Head and mesosoma yellow; occiput slightly brownish-yellow; antenna reddish-yellow; mesoscutum with brownish yellow to yellowish-brown stripes on each of median and lateral lobes; scutellum and propodeum brownish-yellow. Legs brownish-yellow; fore coxa yellow; hind tarsus whitish-yellow. Wings hyaline; vein C and pterostigma of fore wing brownish-yellow, other veins brown. Metasoma brownish-yellow to reddish-yellow.

Length of fore wing: 9.0–12.0 mm.

♀. Unknown.

Holotype: ♂, Mt. Shiragadake, Ue, Kumamoto Pref., 5. ix. 1992 (R. Noda, at light), NIAES.

Paratypes: [Hokkaido] 1♂, Nisshô-tôge, Hidaka, 1. viii. 1986 (S. Nomura, at light), NIAES; 1♂, Maruyama, Sapporo, 13. ix (T. Uchida), recorded as Parabatus cristatus by Uchida (1928), SEHU. [Honshu] Aomori Pref.: 1♂, Manodake, Aomori, 11. ix. 1991 (T. Ichita), NIAES; 1♂, Moyasawa, Aomori, 29. viii. 1992 (T. Ichita), NIAES. Iwate Pref.: 1♂, Kawaranobo, Mt. Hayachine, 16. vii. 1985 (K. Konishi et al., at light), NIAES. Fukushima Pref.: 1♂, Mts. Abukuma, 20. vii. 1991 (M. Kubota, at light), NIAES. Tochigi Pref.: 6♂, Odashirogahara, Nikko, 19. vi. 1980 (M. Hayashi, at light), NIAES. Gunma Pref.: 1♂, Mt. Akagiyama, 18. vi. 1980 (M. Hayashi, at light), NIAES. Ibaraki Pref.: 1♂, Mt. Tsukubasan (800 m), 14–25. vii. 1989 (M. Sharkey, Malaise trap), AEIC. Tokyo: 1♂, Mt. Takaosan, 22. x. 1927 (Kawada), NIAES. Yamanashi Pref.: 1♂, Masutomi, Kanayama, 21. vi. 1975 (J. Emoto, at light), MNHA. Aichi Pref.: 1♂, Uradani, Kitashitara, 27. vi. 1970 (S. Ohkusa), ZLMU. Hiroshima Pref.: 1♂, Mt. Shinnyusan (780 m), Togauchi, 2. vi. 1983 (S. Yoshimatsu et al., at light), NIAES. [Shikoku] Tokushima Pref.: 1♂, Mt. Tsurugisan, 19. vi. 1981 (S. Naomi), NIAES; 1♂, Minokoshi (1400 m), Mt. Tsurugisan, 17. viii. 1986 (K. Ôhara et al., at light), TKPM; 1♂, Dosu-tôge, Naka, 1. ix. 2006, (I. Yamashita, at light), NIAES. Kochi Pref.: 2♂, Mt. Inamura, Hongawa, 13. viii. 2000 (I. Yamashita, at light), NIAES; 1♂ (11. ix. 1989, I. Yamashita), 1♂ (1. vii. 1995, K. Konishi, at light) & 1♂ (1. vii. 2000, I. Yamashita, at light), Teragawa, Hongawa, NIAES. [Kyushu] Oita Pref.: 1♂ (29. v. 1982, R. Noda et al.) & 1♂ (25. viii. 1984, K. Konishi), Mt. Kurodake, Mts. Kuju, (at light), NIAES; 1♂, Chojabaru, Mts. Kuju, 22. v. 1983 (Y. Abe et al., at light), NIAES; 1♂, Mt. Sobosan, 21. viii. 1964 (H. Shima), MNHA. Kumamoto Pref.: 1♂ (17. v. 1978, T. Saigusa, MNHA), 1♂ (9–11. vii. 1978, K. Maeto, MNHA), 1♂ (17. ix. 1980, N. Kôda, at light, NIAES), 1♂ (12. v. 1983, N. Kôda et al., at light, NIAES), 1♂ (9. vii. 1983, N. Kôda, at light, NIAES), 3♂ (19. vii. 1983, N. Kôda et al., at light, NIAES) & 1♂ (26. viii. 1983, N. Kôda et al., at light, NIAES), Mt. Shiratoriyama.

Distribution. Japan (Hokkaido, Honshu, Shikoku, Kyushu).

Etymology. This species is named in honor of Mr. Ryo Noda, who collected the holotype of this species and many other specimens of Netelia .

Remarks. This species belongs to the virgata group as stated in the remarks for comitor .

Figures

FIGURES 75 – 79. Male of Netelia (Bessobates) nodai. 75, Head in dorsal view; 76, head in frontal view; 77, mesosoma in dorsal view; 78, fore wing; 79, hind wing.

FIGURES 80 – 85. Male subgenital plate and genitalia of Netelia (Bessobates) spp. 80 – 82, Netelia (Bessobates) nigridorsalis; 83 – 85, N. (B.) nodai; 80, 83, subgenital plate; 81, 84, paramere in mesal view; 82, 85, aedeagus in lateral view.