Five new species of the genus Sinophorus Förster (Hymenoptera, Ichneumonidae Campopleginae) from China Author Han, Yuan-Yuan 0000-0002-6438-7393 State Key Lab of Rice Biology, Zhejiang University, Hangzhou 310058, China & yyhan 6 @ zju. edu. cn; https: // orcid. org / 0000 - 0002 - 6438 - 7393 yyhan6@zju.edu.cn Author Achterberg, Kees Van 0000-0002-6495-4853 State Key Lab of Rice Biology, Zhejiang University, Hangzhou 310058, China & kees @ vanachterberg. org; https: // orcid. org / 0000 - 0002 - 6495 - 4853 kees@vanachterberg.org Author Chen, Xue-Xin 0000-0002-9109-8853 State Key Lab of Rice Biology, Zhejiang University, Hangzhou 310058, China & Ministry of Agriculture Key Lab of Molecular Biology of Crop Pathogens and Insects, Zhejiang University, Hangzhou 310058, China Zhejiang Provincial Key Laboratory of Biology of Crop Pathogens and Insects, Zhejiang University, Hangzhou 310058, China Institute of Insect Sciences, College of Agriculture and Biotechnology, Zhejiang University, Hangzhou 310058, China & xxchen @ zju. edu. cn; https: // orcid. org / 0000 - 0002 - 9109 - 8853 xxchen@zju.edu.cn text Zootaxa 2021 2021-11-03 5061 1 115 133 journal article 3613 10.11646/zootaxa.5061.1.5 e8e002a8-e417-434d-8f04-40c856de8518 1175-5326 5642341 6305FF20-EAC4-462F-BEB3-B6127AE6BD0B Genus Sinophorus Förster, 1869 Type species: Limneria canarsiae Ashmead, 1898 = Sinophorus validus (Cresson, 1864) ; designated by Viereck (1914). Diagnosis. Body stout; fore wing 3.0–8.0 mm long; clypeus large, flat to weakly convex, with apical margin truncate to weakly convex; frons with or without a medio-longitudinal carina; eyes weakly notched to distinctly notched opposite antennal socket; temple 0.7–1.4× as long as eyes in lateral view; episternal scrobe round to oval, shallowly to deeply impressed; mesopleural suture impressed as a sharp groove; propodeum with area superomedia and area petiolaris confluent and forming broad trough; fore wing with areolet present; hind tarsal claw 1.3–2.0× longer than arolium, with 2–10 weak to strong teeth; first metasomal segment quadrate in cross-section at basal 0.3, sometimes pentagonal, suture separating first tergite from sternite a little below middle of segment; first metasomal tergite with or without a lateral longitudinal groove; ovipositor straight to strongly upcurved, tip of upper valve of ovipositor 0.9–2.0× as long as hind telotarsus.