A revision of the genus Jucancistrocerus Blüthgen, 1938 from China, with review of three related genera (Hymenoptera: Vespidae: Eumeninae) Author Li, Ting-Jing Chongqing Key Laboratory of Vector Insects; Chongqing Key Laboratory of Animal Biology; Institute of Entomology and Molecular Biology, Chongqing Normal University, Chongqing 401331, China Author Bai, Yue Chongqing Key Laboratory of Vector Insects; Chongqing Key Laboratory of Animal Biology; Institute of Entomology and Molecular Biology, Chongqing Normal University, Chongqing 401331, China & baiyue 18523412133 @ 163. com Author Chen, Bin Chongqing Key Laboratory of Vector Insects; Chongqing Key Laboratory of Animal Biology; Institute of Entomology and Molecular Biology, Chongqing Normal University, Chongqing 401331, China & c _ bin @ hotmail. com text Zootaxa 2022 2022-03-04 5105 3 401 420 journal article 20337 10.11646/zootaxa.5105.3.4 1479edf1-5faf-4e05-8c43-ac881420f314 1175-5326 6332849 75AC29AF-CA8F-48B3-8458-E305678D0540 Genus Stenancistrocerus de Saussure, 1863 Stenancistrocerus de Saussure, 1863: 216 , division of subgenus Ancistrocerus Wesmael of genus Odynerus Latreille (2 species). Type species Odynerus atropos Lepeletier, 1841 , by subsequent designation of Bequaert, 1925. Stenancystrocerus [!] Dalla Torre, 1894: 55-95 , on 10 pages. Atropancistrocerus Blüthgen, 1938b: 442 , 444, 461. Type species Odynerus ( Ancistrocerus ) hispanicus Dusmet, 1903 , by original designation. Diagnosis. Clypeus wider than long, apical margin widely emarginated, emargination wider than interantennal distance ( Fig. 74 ); pretegular keel present and developed on the pronotum; tegula impunctate ( Fig. 76 ); transverse edge of T1 lying on the plane of the horizontal surface, directly behind the carina roughly punctate ( Fig. 77 ); punctures on T3 no coarser than those of T2 ( Fig. 79 ). Distribution . Palaearctic and Oriental Region .