Taxonomic and Zoogeographic Notes on Japanese Orthocentrinae (Hymenoptera, Ichneumonidae), with Descriptions of Four New Species Author Watanabe, Kyohei Kanagawa Prefectural Museum of Natural History, 499 Iryuda, Odawara, Kanagawa 250 – 0031, Japan watanabe-k@nh·kanagawa-museum·jp text Bulletin of the Kanagawa Prefectural Museum (Natural Science) 2023 2023-03-28 52 7 44 journal article 296841 10.5281/zenodo.11283244 b9f71976-9af1-46a9-ab31-a2e72a353865 2189-6720 11283244 3EF5E302-218F-4AED98C3-726441EE48DB Proclitus praetor ( Haliday, 1838 ) [New SJN: Miyama-onaga-hae-himebachi ] ( Figs. 20A–C ) Cryptus ( Cryptus ) praetor Haliday, 1838: 116 . Proclitus grandis Förster, 1871: 116 . Cramastus longicaudus Provancher, 1882: 367 . Diagnosis . Anterior tentorial pit invisible ( Fig. 20B ). T I more or less straight, long, 3.5–4.5 (female) or 4.0–5.0 (male) times as long as apical width, not coriaceous. Length of ovipositor 0.6–0.7 times as long as fore wing, 2.1–2.4 times as long as hind tibia, dorsal part of ventral lobe not expanded beyond upper valve. Hind femur slender and club-shaped ( Fig. 20A ). Antenna with 21–26 flagellomeres. Clypeus tinged with yellowish brown to yellow ( Fig. 20B ). Fore wing length 4.7–5.6 mm . Pterostigma received vein 2r&RS slightly anterior to the middle. Mesoscutum with a median longitudinal shallow groove, without a pair of tubercles on each anterior end of notaulus. Coxae yellow to yellowish brown ( Fig. 20A ). Material examined . JAPAN : NARO , 4 F, Hokkaido , Sapporo City , Jozankei , 29. VIII. – 12. IX. 1989 , K. Maeto & M. Sharkey leg. (MsT) ; NARO , F, ditto, 12–21. IX. 1989 ; NARO , F, ditto, 21–28. IX. 1989 ; NARO , F, Gunma Pref. , Katashina Vil. , Mt. Hotakasan , 12. VII. 1988 , H. Makihara leg. ; KPM-NK 89764 , F, same locality, 1. VIII. 2007 , T. Ishizaki leg. ; NARO , 2 F, Nagano Pref. , Shiga-kogen , 26–27. VII. 1961 , J. Minamikawa leg. CRIMEA , F (det. Rossem ), command Asport of Alma's floodplain, 19. VI. 1978 , D. R. Kasparyan leg. Fig. 20. Proclitus praetor ( Haliday, 1838 ) (A–C: NARO, female) ― A: lateral habitus; B: head, frontal view; C: head, mesosoma, and metasoma, dorsal view. Distribution . Japan ( Hokkaido and Honshu); widely distributed in Holarctic region ( Yu et al., 2016 ). Bionomics . Unknown in Japan . Five species of Mycetophilidae have been recorded as the hosts ( Jonaitis & Rimsaite, 2000 ; Sedivy & Sevcik, 2003 ). Remarks . This is the first record of this species from Hokkaido and Honshu.