Bathythrix claviger ( Taschenberg, 1865 )

Watanabe, Kyohei, 2021, Taxonomic and Zoogeographic Study of the Japanese Phygadeuontinae (Hymenoptera, Ichneumonidae), with Descriptions of 17 New Species, Bulletin of the Kanagawa Prefectural Museum (Natural Science) 50, pp. 55-136 : 69-70

Bathythrix claviger ( Taschenberg, 1865)

(SJN: Kuro-mame-togari-himebachi)

( Figs 10A–C )

Cryptus claviger Taschenberg, 1865: 76 .

Cryptus (Chaeretymma) ater Brischke, 1881: 337 .

Bathythrix tibialis Cushman, 1917: 458 .

Description. See Sawoniewicz (1980).

Materials examined. JAPAN: KPM-NK 81874 , F, Hokkaido, Shintoku town, Tomuraushi , 23. VI. 2017, K. Watanabe leg. ; KPM-NK 81876 , F, Yamanashi Pref., Hokuto City, Masutomi, Biwakubo-sawa , 24. VI. 2007, K. Watanabe leg. ; KPM-NK 81875 , F, Toyama Pref., Toyama City, Arimine, Jyuroudani , 7–14. VII. 2009, M. Watanabe et al. leg. ( MsT) . GERMANY: ZSM, M (det. Sawoniewicz), Handorfer Gel., Rendsbg , 8. VII. 1962 ; ZSM, F (det. Sawoniewicz), Schraudenbach Würzburg , 4. VI. 1968 .

Distribution. Japan (Shikotan Is., Hokkaido, and Honshu*); widely distributed in Palearctic region.

Bionomics. Unknown in Japan. Some sawflies and coleopterans have been recorded as the hosts (see Yu et al., 2016).

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

Figures

Fig. 10. Bathythrix claviger (Taschenberg, 1865), KPM-NK 81876, female from Japan ― A, lateral habitus; B, head, frontal view; C, head, mesosoma, and metasoma, dorsal view.