Dichrogaster liostylus (Thomson, 1885)

(SJN: Ana-kusakagerou-togari-himebachi)

(Figs 35A–C, 63B)

Hemiteles liostylus Thomson, 1885: 30 .

Hemiteles schaffneri Schmiedeknecht, 1897: 109 .

Description. See Yoshida & Konishi (2008).

Materials examined. This species is an exceptionally well-recorded species in Japanese Phygadeuontinae . In this study, I record this species based on the specimens collected newly recorded islands or prefectures.

JAPAN: KPM-NK 55037–55039, 3 F, Niigata Pref., Sado Is., Hakuundai to Mt. Myokenzan, 10. IX. 2010, K. Watanabe leg. ; KPM-NK 55040–55047, 7 F & 1 M, Tokyo, Izuoshima Is., Oshima Town, Motomachi, Mt. Omaru, 17. VIII. – 5. X. 2012, K. Tsujii leg. (MsT) ; KPM-NK 55048–55054, 4 F & 3 M, ditto, 5. X. – 31. X. 2012; KPM-NK 55055, M, Tokyo, Aogashima Is., 8. X. 2011, K. Tsujii leg.; KPM-NK 55056–55065, 1 F & 9 M, Tokyo, Miyakejima Is., Miyake Vil., Kanjo-rindo, 25. VIII. – 22. IX. 2012, K. Tsujii leg. (MsT); KPM-NK 55066, 55067, 2 F, Tokyo, Mikurajima Is., Eiga-sawa, 20. IX. – 25. X. 2012, K. Tsujii leg. (MsT); KPM-NK 55068, 55069, 2 F, Tokyo, Hachijojima Is., Hachijo Town, Mt. Miharayama, 24. IX. – 28. X. 2012, K. Tsujii leg. (MsT) ; KPM-NK 55070, F, Yamanashi Pref., Koushu City, Yanagisawa-toge, 5. VIII. 2008, K. Watanabe leg. ; KPM-NK 55071, 55072, 2 F, Toyama Pref., Nanto City, Togamura, Kamimomose, 1–8. IX. 2009 , M. Watanabe et al. leg. (MsT); KPM-NK 55073, F, Hyogo Pref., Kasai City, Uzurano Town, 29. IV. 2011, K. Maeto & K. Watanabe leg. ; KPM-NK 55074, 55075, F, Kagawa Pref., Takamatsu City, Enza Town, riverside of Koutougawa Riv., 5. V. 2011, K. Maeto & K. Watanabe leg. ; KPM-NK 55076, F, Kochi Pref., Umaji Vil., 4. VIII. 2010, Y. Matsubara & K. Fukuda leg. (MsT) ; KPM-NK 55077, F, Kagoshima Pref., Amamioshima Is., Mt. Yuidake, 10. VIII. 2004, H. Makihara leg. (MsT).

Distribution. Japan (Kunashiri Is., Hokkaido, Honshu, Sado Is.*, Izuoshima Is.*, Miyakejima Is.*, Aogashima Is.*, Mikurajima Is.*, Hachijojima Is.*, Shikoku, Kyushu, Tsushima Is., Yakushima Is., Amamioshima Is.*, and Okinawajima Is.); Taiwan, India, and widely distributed in Palearctic region.

Bionomics. Host record: cocoon of Chrysopidae sp. ( Neuroptera) (Yoshida & Konishi, 2008).

Remarks. This is the first record of this species from Sado Is., Izuoshima Is., Miyakejima Is., Aogashima Is., Mikurajima Is., Hachijojima Is., and Amamioshima Is.