Taxonomic Study of Japanese Ctenopelmatinae (Hymenoptera, Ichneumonidae), with Descriptions of 22 New Species Author Watanabe, Kyohei text Bulletin of the Kanagawa Prefectural Museum (Natural Science) 2024 2024-03-22 53 39 102 journal article 10.5281/zenodo.13237363 2189-6720 13237363 D4FC7074-ADC6-4310-B60E-12B7ECBD6E25 Ctenopelma pineatus Sheng, Sun & Li, 2019 (New SJN: Hosomi-tsuya-maru-himebachi) ( Figs. 2A–E , 41P ) Ctenopelma pineatus Sheng, Sun & Li, 2019 , in Sun et al. (2019) : 16 . Description. See Sun et al. (2019) . Materials examined. JAPAN : KPM-NK 84787 , F, Nagano Pref. , Chino City , Kitayama , Mugikusa-toge , 20. VI. 2007 , H. Katahira leg. ; KPM-NK 84788 , M, Aomori Pref. , Mt. Hakkoda , 8. VII. 1958 , R. Ishikawa leg. Distribution. Japan (Honshu); China . Bionomics. Unknown in Japan . In China , two sawflies, Acantholyda posticalis (Matsumura, 1912) and Cephalcia lariciphila (Wachtl, 1898) (both Pamphiliidae ) were recorded as host ( Sun et al. , 2019 ). Remarks. This is the first record of this species from Japan . This species (especially the males) appears similar to Ct. boreale , but can be easily distinguished by the simple tarsal claw (pectinate in Ct. boreale ).