A review of the genus Enicospilus Stephens (Ichneumonidae: Ophioninae) from Vietnam, with descriptions of ten new species Author Pham, Nhi Thi 67079E55-D341-48F2-AEDB-71AA8D40AD2D Institute of Ecology and Biological Resources, Vietnam Academy of Science and Technology, 18 Hoang Quoc Viet, Hanoi, Vietnam. Osaka Museum of Natural History, Nagai Park 1 - 23, Higashisumiyoshi-ku, Osaka, Japan. Institute for Agro-Environmental Sciences, NARO, Kannondai 3 - 1 - 3, Tsukuba 305 - 8604, Japan. Laboratory of Insect Biodiversity and Ecosystem Science, Graduate School of Agricultural Science, Kobe University, Kobe, Hyogo, Japan. The Natural History Museum, Cromwell Road, London SW 7 BD, UK. ptnhi2@yahoo.com Author Pham, Phu Van 09B6F968-3B83-4052-89A1-1DB2D91933CF Institute of Ecology and Biological Resources, Vietnam Academy of Science and Technology, 18 Hoang Quoc Viet, Hanoi, Vietnam. Osaka Museum of Natural History, Nagai Park 1 - 23, Higashisumiyoshi-ku, Osaka, Japan. Institute for Agro-Environmental Sciences, NARO, Kannondai 3 - 1 - 3, Tsukuba 305 - 8604, Japan. Laboratory of Insect Biodiversity and Ecosystem Science, Graduate School of Agricultural Science, Kobe University, Kobe, Hyogo, Japan. The Natural History Museum, Cromwell Road, London SW 7 BD, UK. phamphu93.k56@gmail.com Author Matsumoto, Rikio 9D30E868-4C4B-4F40-A6C8-781F185FA0E4 rikio@mus-nh.city.osaka.jp Author Shimizu, So D60BFE76-B686-4FB2-A720-A02DE0A2C2B1 parasitoidwasp.sou@gmail.com Author Broad, Gavin R. D06689DE-526F-4CFA-8BEB-9FB38850754A g.broad@nhm.ac.uk text European Journal of Taxonomy 2023 2023-06-12 873 1 1 151 http://dx.doi.org/10.5852/ejt.2023.873.2133 journal article 54010 10.5852/ejt.2023.873.2133 6b60ec14-d9a3-4400-b636-bb3ee16094b7 2118-9773 8038022 099F6A49-6516-4F39-9E20-A077A5D60535 Enicospilus corculus ( Tosquinet, 1903 ) Fig. 19 Ophion ( Allocamptus ) corculus Tosquinet, 1903: 35 ; holotype ♀ from Indonesia ( RBINS ). Enicospilus corculus – Townes et al. 1961: 273 . Diagnosis Interocellar area reddish brown; clypeus flat, ventral margin subacute; mandible twisted ca 20°, outer surface without a diagonal setose groove; fore wing fenestra with weak proximal and distal sclerites, CI less than 0.5, AI more than 0.9; metasoma from T3 onwards dark brown. Material examined VIETNAM • 1 ♀ ; Cao Bang Province , Phia Oac - Phia Den NP ; 22°35′18.2″ N , 105°52′33.2″ E ; 1200 m a.s.l. ; 22 May 2020 ; Hoang V.T. and Pham V.P. leg.; light trap ; IEBR • 1 ♀ ; Cao Bang Province , Nguyen Binh , Tinh Tuc ; 3 Jun. 2020 ; Nguyen D.H. leg.; light trap ; IEBR . Remarks In comparison with the specimens examined by Gauld & Mitchell (1981) , Vietnamese specimens have longer antenna (64 flagellomeres vs 62), shorter lower face (0.65–0.70× as broad as long vs 0.70–0.75×), shorter fore wing ( 18–20 mm vs 20–22 mm ), and shorter ICI (0.78–0.81 vs 0.90–0.95). Distribution Previously known from Indonesia ( Gauld & Mitchell 1981 ). These are the first records of this species from Vietnam .