Bathythrix linearis (Gravenhorst, 1829)

(New SJN: Miyama-mame-togari-himebachi)

(Figs 12A–D)

Nematopodius linearis Gravenhorst, 1829: 958 .

Leptocryptus heteropus Thomson, 1886: 1040 .

Description. See Sawoniewicz (1980).

Materials examined. JAPAN: KPM-NK 81696, F, Hokkaido, Horokanai Town, Moshiri, Uryu, Butokamabetsu-rindo, 17. VII. 2012, K. Watanabe leg.; KPM-NK 81697, 81702, 81710, F & 2 M, Hokkaido, Horokanai Town, Moshiri, Uryu, 11–17. VII. 2012, K. Watanabe leg.; KPM-NK 81678, F, Tochigi Pref., Nasushiobara City, Shiobara, Oonuma, 6. VI. 2008, 15. VI. 2008, T. Matsumura leg. (MsT); KPM-NK 81703, M, Tochigi Pref., Mogi Town, Ayuta, 19. X. 2011, M. Imaizumi leg.; KPM-NK 81709, M, Ibaraki Pref., Tsukuba City, Oda, Mt. Hokyosan, 18. V. 2014, S. Shimizu leg.; KPM-NK 81711, M, Tokyo, Takao Town, Hikagesawato Koke-sawa, 3. V. 2007, K. Watanabe leg.; KPM-NK 81690–81693, 3 F & 1 M, Tokyo, Ome City, Mt. Mitake-san, 1. VI. 2008, M. Gunji leg.; KPM-NK 81698, F, Kanagawa Pref., Fujino Town, Mt. Jinba-yama, 7. VI. 2008, K. Watanabe leg.; KPM-NK 81701, F, Kanagawa Pref., Hakone Town, Sengokubara, 15. VI. 1956, R . Ishikawa leg.; KPM-NK 81707, M, Kanagawa Pref., Atsugi City, Nakaogino, 26. IV. 2008, M. Gunji leg.; KPM-NK 81695, 81699, F & M, Yamanashi Pref., Koushu City, Katsunuma Town, Ootaki-fudou, 22. V. 2010, K. Watanabe leg.; KPM-NK 81700, F, Nagano Pref., Outaki Vil., Mt. Ontakesan, Hakkaisan, 13. VI. 2015, K. Watanabe leg.; KPM-NK 81706, M, Nagano Pref., Kawakami Vil., Mt. Azusayama, 14. VI. 2015, K. Watanabe leg.; KPM-NK 81694, M, Niigata Pref., Nagaoka City, Suyoshi Town, Mt. Nokogiri-yama, 6. V. 2014, 25. V. 2014, S. Shimizu & R. Shimizu leg. (MsT); KPM-NK 81705, F, Shizuoka Pref., Shizuoka City, Umegashima, Abe-toge, 15. VI. 2008, K. Watanabe leg.; KPM-NK 81712, F, Mt. Tateyama, 17. X. 1974, K. K. & M. W. leg.; KPM-NK 81679, 81681, 2 F, Toyama Pref., Nanto City, Togamura-kamimomose, 18. VIII. 2009, 25. VIII. 2009, M. Watanabe et al. leg. (MsT); KPM-NK 81680, 81682, 81714, 3 F, ditto, 25. VIII. – 1. IX. 2009; KPM-NK 81683, 81688, F & M, ditto, 1–8. IX. 2009; KPM-NK 81687, F, ditto, 8–15. IX. 2009; KPM-NK 81684–81686, 81715, 4 F, ditto, 15–29. IX. 2009; KPM-NK 81713, F, Toyama Pref., Toyama City, Arimine, Inonedani, 1. IX. 2009, 8. IX. 2009, M. Watanabe et al. leg. (MsT); KPM-NK 81689, F, Toyama Pref., Toyama City, Arimine, Jyuroudani, 21. VII. 2009, 28. VII. 2009, M. Watanabe et al. leg. (MsT); KPM-NK 81704, M, Hyogo Pref., Kami Town, Niiya, 16. VII. 2011, M. Ito leg.; KPM-NK 81708, F, Hyogo Pref., Sayo Town, Funakoshi, 14. V. 2011, S. Fujie leg.

Distribution. Japan (Kunashiri Is., Hokkaido *, and Honshu*); widely distributed in Palearctic region (Yu et al., 2016).

Bionomics. Unknown.

Remarks. This is the first record of this species from Hokkaido and Honshu.