Netelia (Bessobates) pallescens (Schmiedeknecht)

Konishi, Kazuhiko, 2014, A revision of the subgenus Bessobates of the genus Netelia from Japan (Hymenoptera, Ichneumonidae, Tryphoninae), Zootaxa 3755 (4), pp. 301-346 : 332-335

Netelia (Bessobates) pallescens (Schmiedeknecht)

( Figs 86–90 , 99–101 )

Parabatus pallescens Schmiedeknecht, 1910: 1851 .

Netelia (Bessobates) pallescens: Oelke & Townes, 1969: 404 ; Delrio, 1975: 68; Tolkanitz, 1981b: 123; Kasparyan & Tolkanitz, 1999: 173.

♂. Head ( Figs 86, 87 ) 1.8–1.9 times as wide as long; vertex in dorsal view evenly rounded; occiput polished and impunctate; vertex and gena weakly and finely punctate; interocellar area polished with very sparse and weak punctures; geno-orbital index 2.2–2.7; frons impunctate and finely coriaceous, with a very weak median longitudinal groove; face 1.4–1.5 times as wide as long, punctate; supraclypeal suture distinct; clypeus 1.9–2.3 times as wide as long, rather more sparsely punctate than face, with apical margin truncate and medially slightly emarginate; antenna with 42–53 flagellomeres, 1st flagellomere 1.3–1.5 times as long as 2nd, 2nd 2.3–2.7 times as long as wide.

Mesosoma ( Fig. 88 ): mesoscutum 1.1–1.2 times as long as wide; scutellum 1.4–1.6 times as long as distance between lateral carinae at its base, lateral carina fading out at basal 1/4 to apical 1/4 of scutellum; propodeum weakly or distinctly trans-striate on median portion, with sublateral crest weak, or absent and represented by rounded swelling.

Fore tibial spur 0.4 times as long as 1st tarsomere, which is 9.0–10.4 times as long as wide; fore tarsal claw with 24–33 pectines; hind tarsal claw with 14–26 pectines.

Fore wing ( Fig. 89 ) with areolet petiolate above; cu-a opposite Rs&M to distad Rs&M by cu-a width, almost straight, vertical or slightly reclivous; hind wing ( Fig. 90 ) with 5–9 distal hamuli; nervellar index 0.4–0.5.

Metasoma with 1st tergum 2.0–2.9 times as long as apical width and 1.3–1.5 times as long as 2nd; subgenital plate ( Fig. 99 ) short with apical margin weakly convex; paramere ( Fig. 100 ) subelliptic, with subapical portions of dorsal and ventral margins slightly emarginate; digitus with dorso-apical corner rounded off and ventro-apical corner with 1 – 2 teeth; membrane of median surface with strip of minutely papillate cuticle, the area long and weakly curved; pad situated at apical 1/4 of paramere in middle; subapical sclerotized plate produced anteriorly to form an overhang; penis valve ( Fig. 101 ) slightly tapered toward apex and almost straight; basal apodeme of aedeagus strongly curved dorsally.

Head yellow; antenna reddish-brown. Mesosoma yellow; mesoscutum with light brown stripes on each of median and lateral lobes; scutellum, postscutellum and propodeum light brown; mesosternum and markings on mesopleuron brownish-yellow. Legs brownish-yellow; hind tarsus whitish-yellow. Wings hyaline; vein C and pterostigma of fore wing brownish-yellow, other veins blackish-brown. Metasoma light brown.

Length of fore wing: 9.4–15.1 mm.

♀. Not examined.

Specimens examined. [Hokkaido] 1♂, Shibetsu, Nemuro, 25 – 28. viii. 1971 (K. Yamagishi), NIAES; 1♂, Asahi, Kamikawa, 21. viii. 1981 (I. Kanazawa), NIAES; 7♂ (11. viii. 1970, T. Kumata), 15♂ (12. viii. 1970, T. Kumata), 2♂ (16–23. vii. 1975, M. Suwa et al.), 3♂ (28. vii–3. viii. 1975, M. Suwa et al.) & 3♂ (26. vii. 1985, Kusunoki), Ginsendai, Mt. Daisetsu, SEHU; 2♂, Mt. Tyûbetsu, Daisetsu, 16 – 23. vii. 1975 (M. Suwa et al.), SEHU; 1♂, Asahidake Spa, Higashikawa, 26. viii. 1995 (T. Matsumura), NIAES; 1♂, Shimizuyama, Furano, 29. ix – 3. x. 1993 (K. Suzuki et al.), NIAES; 2♂, Shimo-go-ku, Furano, 29. ix–3. x. 1993 (K. Suzuki et al., at light), NIAES; 1♂, Nisshô-tôge, Hidaka, 1. viii. 1986 (S. Nomura, at light), NIAES; 1♂, Asari-toge, Sapporo, 13. vi. 1990 (N. Kuhara, at light), NIAES; 2♂ (19. viii. 1964, S. Suzuki, KUIC) & 1♂ (21. viii. 1964, T. Kumata, SEHU), Soranuma, Sapporo; 3♂, Uenai, Tomakomai, 30. v. 1990 (N. Kuhara), NIAES. [Honshu] Iwate Pref.: 4♂, Mt. Hachimantai (summit), 11–12. viii. 1977 (I. Kanazawa, at light), NIAES; 4♂, Chausudake (1200 m), 11–12. viii. 1979 (I. Kanazawa), NIAES; 7♂, Kawaranobô, Mt. Hayachine, 15–16. vii. 1985 (K. Konishi et al., at light), NIAES; 1♂, Getou-onsen, 30. ix. 1992 (M. Yoshida, at light), NIAES. Akita Pref.: 1♂ (2. vii. 1975) & 1♂ (29. vii. 1975), M. Chokai (1000–1700 m), (O. Yata), MNHA. Yamagata Pref.: Mt. Iide, 23. vii. 1959 (S. Katsuya), NIAES. Fukushima Pref.: 5♂, Akayu-spa, Fukushima, 3. viii. 1996 (S. Sakurai, at light), NIAES; 3♂, Mts. Adatara, 25. v. 1991 (K. Konishi, at light), NIAES; 3♂, Mt. Aizukomagatake (1700 m), 7. ix. 1987 (S. Saito, at light), NIAES; 2♂, Mt. Yamizosan, 12. viii. 1993 (M. Yoshida, at light), NIAES. Niigata Pref.: 1♂, Kakumi, Maki, 21–22. vi. 1977 (A. Seino), NIAES; 1♂, Kettou, Tsunan, 7. ix. 1996 (S. Sakurai, at light), NIAES; 1♂, Renge spa, 29. vii. 1977 (K. Baba), NIAES. Fukui Pref.: 1♂, Suwara, Ohno, 22. v. 1999 (Y. Haneda), NIAES. Tochigi Pref.: 1♂, Numappara, Okunasu, 23. viii. 1987 (S. Yoshimatsu, at light), NIAES; 1♂, Miyama, Kuroiso, 30. viii. 1995 (S. Yoshimatsu, at light), NIAES; 2♂, Tashiroyama-rindo, Kuriyama, 7. viii. 1993 (M. Yoshida, at light), NIAES; 1♂, Yunishikawa, 14. viii. 1993 (M. Yoshida, at light), NIAES; 1♂ (21. vii. 1986, H. Makihara), 2♂ (12. ix. 1987, K. Konishi) & 1♂ (9. viii. 1988, M. Miyazaki), Nikkozawa, Okukinu, (at light), NIAES; 3♂, Yumoto, Okunikko, 8. viii. 1980 (K. Konishi, at light), NIAES; 1♂, Chuzenji-ko, Okunikko, 19. ix. 1992, (H. Makihara), NIAES; 1♂ (9. vii. 1977) & 1♂ (16. ix. 1986, S. Yoshimatsu), Nikko, at light, NIAES. Saitama Pref.: 1♂, Mt. Kobushi-dake, Chihibu, 30. vii– 1. viii. 1987 (A. Shimizu), NIAES; 1♂, Irikawa (700–750 m), Okuchichibu, 17. x. 1982 (M. Hayashi e t al., at light), NIAES; 1♂, Syômaru-tôge, 15. v. 1971 (Y. Uemura), NIAES. Nagano Pref.: 1♂, Shigakôgen, 30. v. 1975 (A. Nakanishi), MNHA; 1♂, Karasawa, 26–28. viii. 1967 (H. Higuchi), KUIC; Gosenjakumaki, 2. viii. 1934 (N. Kumazawa), NIAES; 2♂ (14. viii. 1934) & 1♂ (2. ix. 1934), Tokugo, (N. Kumazawa), NIAES; 1♂, Norikura-dake, 24. vii. 1979 (K. Ôhara), KUIC; 6♂, Mt. Kinpusan, 31. vii–2. viii. 1986 (A. Shimizu), NIAES; 1♂, Hakkaisan Kurosawaguchi, Kiso-gun, (K. Tsukaguchi), NIAES; 1♂ (A. Nakanishi) & 1♂ (F. Nakasuji), Mt. Senjougatake, 24. vii. 1962, MNHA; 1♂, Mt. Nyugasa, 10. viii. 1961 (A. Nakanishi), MNHA. Yamanashi Pref.: 2♂, Kiyosato, 29– 31. viii. 1970 (H. Inoue), NIAES; 1♂, Masutomi, 20. vi. 1975 (J. Emoto, at light), MNHA; 1♂, Daibosatsu, 5. viii. 1970 (H. Takizawa), KUIC. Shizuoka Pref.: 1♂ (1. v. 1956) & 1♂ (5. v. 1956), Kanaya, (J. Minamikawa), NIAES. Gifu Pref.: 1♂ (20. vii. 1981, E. Nishida) & 1♂ (22. vii. 1981, T. Tanabe), Hikagedaira, Takayama, NIAES. Aichi Pref.: 1♂ (31. v. 1975, H. Yamada, ZLMU) & 2♂ (27. v. 1977, J. Emoto, at light, MNHA), Uradani; 1♂, Danto– Uradani, 30. v. 1970 (B. Tanaka), NIAES. Nara Pref.: 6♂, Mt. Hokozan, 30. vii. 1983 (Y. Syôno, at light), NIAES; 1♂ (2. vi. 1983, E. Nishida) & 3♂ (25. vi. 1984, K. Konishi, at light), Ôdaigahara, NIAES. Hyogo Pref.: 1♂, Omachi–Hata, Awaji-shima Is., 29. iv. 1973 (K. Tobi), KUIC. Hiroshima Pref.: 1♂, Mt. Azuma-yama, Hiwa, 23. ix. 1984 (K. Konishi et al., at light), NIAES. [Shikoku] Tokushima Pref.: 2♂ (24. vii. 1986), 1♂ (25. vii. 1986), 1♂ (14. viii. 1986) & 1♂ (15. viii. 1986), Mt. Takashiroyama, (K. Ôhara et al., at light), TKPM; 2♂ (17. viii. 1986, K. Ôhara et al., TKPM), 2♂ (16–17. ix. 1986, M. T. Chûjô et al., TKPM) & 1♂ (10. vii. 1993, I. Yamashita, NIAES), Mt. Tsurugisan, (at light). Kochi Pref.: 2♂, Tengu-kôgen, Higashitsuno, 14. viii. 1999 (I. Yamashita, at light), NIAES; 2♂, Teragawa, Hongawa, 22. vii. 1989 (I. Yamashita, at light), NIAES. [Kyushu] Fukuoka Pref.: 1♂ (28. iv. 1961, A. Nakanishi, MNHA) & 1♂ (3. v. 1983, K. Konishi et al., at light, NIAES), Mt. Hikosan. Nagasaki Pref.: 2♂, Mt. Gokahara-dake, 6. v. 1986 (T. Yasunaga, at light), NIAES. Oita Pref.: 1♂ (12. vi. 1966, A. Nakanishi, MNHA) & 9♂ (22. v. 1983, Y. Abe & I. Kanazawa, at light, NIAES), Kujû Mts.; 1♂, Mt. Sobo-san, 24. vii. 1978 (K. Maeto), MNHA. Kumamoto Pref.: 1♂, Mt. Aso-san, 10. viii. 1978 (K. Yamagishi, at light), KUEC; 1♂ (10. vii. 1977, T. Saigusa, MNHA), 1♂ (8. vii. 1978, K. Maeto, at light, MNHA), 1♂ (9–11. vii. 1978, K. Maeto, MNHA), 37♂ (12–13. v. 1983, N. Kôda et al., at light, NIAES), 1♂ (4. vii. 1983, K. Ôhara, at light, NIAES), 2♂ (19. vii. 1983, N. Kôda et al., at light, NIAES) & 1♂ (26. viii. 1983, N. Kôda et al., at light, NIAES), Mt. Shiratori-yama.

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

Remarks. This species belongs to the virgata group as stated in the remarks for comitor . This is the first record of this species from Japan.

Figures

FIGURES 86 – 90. Male of Netelia (Bessobates) pallescens. 86, Head in dorsal view; 87, head in frontal view; 88, mesosoma in dorsal view; 89, fore wing; 90, hind wing.

FIGURES 99 – 104. Male subgenital plate and genitalia of Netelia (Bessobates) spp. 99 – 101, Netelia (Bessobates) pallescens; 102 – 104, N. (B.) virgata; 99, 102, subgenital plate; 100, 103, paramere in mesal view; 101, 104, aedeagus in lateral view.