Ethelurgus sodalis kumatai Kusigemati, 1983 comb. nov.

(New SJN: Tairiku-abu-togari-himebachi)

(Figs 31A–D, 65K)

Ethelurgus kumatai Kusigemati, 1983: 111 .

Ethelurgus vulnerator fuscipes Townes, 1983: 133 .

Ethelurgus sodalis fuscipes Townes, 1983; Horstmann, 2000: 70. Syn. nov.

Description. See Kusigemati (1983) and Townes (1983).

Materials examined. JAPAN: SEHU, F (holotype of E. kumatai) and M (paratype of E. kumatai), Hokkaido, Eniwa, 30. VI. 1962, em. from Syrphus torvus, T. Kumata leg.; KPM-NK 81955, F, Hokkaido, Horokanai Town, Moshiri, Uryu, Butokamabetsu-rindo, 17. VII. 2012, K. Watanabe leg.; KPM-NK 81935, F, Gunma Pref., Tsumagoi Vil., Kanbata, Takamine-kogen, 3. IX. 2015, K. Watanabe leg.; KPM-NK 81937, F, Gunma Pref., Katashina Vil., Marunuma, Yuzawa, 2. VII. 2008, K. Watanabe leg.; KPM-NK 81936, F, Tochigi Pref., Nasushiobara City, Shiobara, Utou-sawa, 22–28. V. 2008, T. Matsumura leg. (MsT); KPM-NK 81940, F, Tochigi Pref., Nasushiobara, Uwanohara, 7. X. 2010, E. Katayama leg.; KPM-NK 81939, F, Kanagawa Pref., Fujino Town, Mt. Jinba-yama, 7. VI. 2008, K. Watanabe leg.; KPM-NK 81952–81954, 3 F, Nagano Pref., Outaki Vil., Mt. Ontakesan, Hakkaisan, 7. VIII. 2010, K. Watanabe leg.; KPM-NK 81947, F, ditto, 16–17. IX. 2011, K. Asahi leg.; KPM-NK 81942–81946, 5 F, ditto, 4. VIII. 2017, K. Watanabe leg.; KPM-NK 81949–81951, 3 F, Niigata Pref., Sado Is., Kanaishinbo, Hakuundai to Mt. Myokenzan, 4. VIII. 2009, K. Watanabe leg.; KPM-NK 81948, F, ditto, 10. IX. 2010; AEIC, F (holotype of E. vulnerator fuscipes), Nagano Pref., Kamikochi, 22. VII. 1954, Townes family leg.; KPM-NK 81927, 81928, 2 F, Toyama Pref., Toyama City, Arimine, Inonedani, 1–8. IX. 2009, M. Watanabe et al. leg. (MsT); KPM-NK 81929–81934, 6 F, Toyama Pref., Toyama City, Arimine, Jyuroudani, 16–25. VIII. 2009, M. Watanabe et al. leg. (MsT); KPM-NK 81941, F, Ishikawa Pref., Shiramine Vil., Hakusanshita, 21. VIII. 1982, H. Kurokawa leg.; KPM-NK 81938, F, Hyogo Pref., Yabu City, Mt. Hyonosen, Oodanganaru, 13–14. VII. 2013, K. Watanabe leg. (LT).

Distribution. Japan (Hokkaido, Honshu, and Sado Is.*).

Bionomics. Host record: Syrphus torvus Osten Sacken, 1875 ( Diptera, Syrphidae) (Kusigemati, 1983).

Remarks. This is the first record of this species from Sado Is.