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. 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. phamphu93.k56@gmail.com Author Matsumoto, Rikio 9D30E868-4C4B-4F40-A6C8-781F185FA0E4 Osaka Museum of Natural History, Nagai Park 1 - 23, Higashisumiyoshi-ku, Osaka, Japan. rikio@mus-nh.city.osaka.jp Author Shimizu, So D60BFE76-B686-4FB2-A720-A02DE0A2C2B1 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. parasitoidwasp.sou@gmail.com Author Broad, Gavin R. D06689DE-526F-4CFA-8BEB-9FB38850754A The Natural History Museum, Cromwell Road, London SW 7 BD, UK. 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 gasteralis Nikam, 1980 Fig. 32 Enicospilus gasteralis Nikam, 1980: 188 ; holotype ♀ from India ( NZSI ). Diagnosis Interocellar area black; lower face about 0.84 × as wide as long; clypeus convex, ventral margin acute; mandible wide and long, not at all narrow proximally, twisted ca 10°, outer surface without a diagonal setose groove; fore wing fenestra with proximal, central and distal sclerites, SDI = 1.0; metasomal tergites exceptionally long and narrow. Material examined VIETNAM • 1 ♀ ; Gia Lai Province , Kon Ka Kinh NP ; 1060 m a.s.l. ; 22 Feb. 2012 ; Hoang V.T. leg.; light trap ; IEBR • 1 ♀ ; Lai Chau Province , Sin Ho , Sa De Phin ; 22°18′18″ N , 103°13′37″ E ; 1760 m a.s.l. ; 31 May 2022 ; Pham T.N. and Dang T.H. leg.; light trap ; IEBR . Remarks Fore wing lengths of the two Vietnamese specimens are 16.7 mm and 13.5 mm ; the holotype from India has a fore wing of 15.0 mm. The female specimen from Gia Lai Province has greater fore wing indices as follows: AI = 1.29, CI = 0.72 and ICI = 0.42 (vs 1.15, 0.46 and 0.38, respectively in the holotype ). Fig. 31. Enicospilus fusiformis Chiu, 1954 , ♂ (OMNH). a . Habitus. b . Head, frontal view. c . Head, dorsal view. d . Head, lateral view. e . Mesosoma, lateral view. f . Central part of fore wing. Scale bars = 1.0 mm. Distribution Previously known from India ( Nikam 1980 ; Yu et al. 2016 ). These are the first records of this species from Vietnam .