A taxonomic study of four rare pteromalid genera: Amblyharma Huang & Tong, Fusta Xiao & Ye, Nazgulia Hedqvist and Platecrizotes Ferriere from the Eastern Palaearctic (Chalcidoidea, Pteromalidae, Pachyneurinae) Author Tselikh, Ekaterina V. https://orcid.org/0000-0002-9184-043X Zoological Institute, Russian Academy of Sciences, St. Petersburg 199034, Russia tselikhk@gmail.com Author Lee, Jaehyeon https://orcid.org/0000-0002-3666-6029 Department of Plant Medicine, Gyeongsang National University, Jinju 52828, Republic of Korea Author Ku, Deok-Seo https://orcid.org/0000-0002-6274-6479 The Science Museum of Natural Enemies, Geochang 50147, Republic of Korea text ZooKeys 2024 2024-01-19 1189 349 363 http://dx.doi.org/10.3897/zookeys.1189.113982 journal article http://dx.doi.org/10.3897/zookeys.1189.113982 1313-2970-1189-349 169BC6E5615C4AAFB6D6E355DE5F1B44 FBFA95F946E75B7F9C4603F3950E4E9B Amblyharma anfracta Huang & Tong, 1993 Figs 1-7 Amblyharma anfracta Huang & Tong, 1993: 397. Holotype female (IZAS, examined). Type material. Holotype : female, "Hebei Province (Shijiazhuang), 1987.VIII.11", "ex. Carcelia rasella Baranoff (Li Wegao)", " Amblyharma anfracta ♀ Huang", "HOLOTYPE" , "IOZ(E) 932939" (IZAS). Description. Female. Body length 2.30 mm; fore wing length 1.70 mm. Coloration . Head in dorsal view black, in frontal view dark green with metallic diffuse coppery lustre. Antenna with scape and pedicel yellowish-brown, flagellum brown. Mesosoma and all coxae black; propodeum dorsally dark green with metallic diffuse coppery lustre. All femora brown; tibiae and tarsi yellowish-brown. Fore wing hyaline, venation yellowish-brown. Metasoma dark brown; ovipositor sheaths yellowish-brown. Sculpture . Head reticulate; clypeus radially striate. Mesosoma and propodeum reticulate, nucha of propodeum alutaceous. Metasoma weakly alutaceous and shiny. Head . Head in dorsal view 2.20 times as broad as long and 1.15 times as broad as mesoscutum; in frontal view 1.28 times as broad as high. POL 1.25 times as long as OOL. Eye height 1.30 times eye length and 1.75 times as long as malar space. Distance between antennal toruli and lower margin of clypeus 0.95 times distance between antennal toruli and median ocellus. Antenna with scape 0.86 times as long as eye height and 1.13 times as long as eye length; pedicel 1.80 times as long as broad and 1.70 times as long as F1; combined length of pedicel and flagellum 0.74 times breadth of head; F1-F6 transverse with 1 row of sensilla; clava 2.10-2.20 times as long as broad, with small micropilosity area on C3 and C4. Figures 1-7. 1, 3 Amblyharma anfracta Huang & Tong, 1993, female, holotype 1 mesosoma and part metasoma, dorsal view 2 habitus, dorsal view 3 head, frontal view 4 wings 5 head, pronotum and mesoscutum, dorsal view 6 antenna 7 habitus, lateral view. Mesosoma . Mesosoma 1.57 times as long as broad. Pronotum 0.40 times as long as mesoscutum. Scutellum 0.90 times as long as broad. Propodeum medially 0.68 times as long as scutellum; nucha 0.30 times length of propodeum. Fore wing 2.10-2.12 times as long as its maximum width; basal cell, cubital vein and basal vein pilose; speculum closed below; M 0.96-1.00 times as long as PM and 1.62-1.65 times as long as S. Metasoma . Metasoma 1.46 times as long as broad, 0.95 times as long as mesosoma and 0.74 times as long as mesosoma and head. Petiole 1.66 times as long as broad. Mt2 0.35 times median length of metasoma; Mt8 0.30 times longer than maximum width. Ovipositor sheath projecting slightly beyond apex of metasoma. Male. The only one known male of this species is the one referred to in Huang & Tong, 1993. Unfortunately, it was not possible to study this specimen in the IZAS collection. Distribution. Peoples' Republic of China (Hebei).