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 Eustenancistrocerus Blüthgen, 1938 Eustenancistrocerus Blüthgen, 1938b: 443 , 460, subgenus of “ Stenancistrocerus de Saussure ” sensu Blüthgen; Blüthgen, 1951: 173 . Type species Odynerus ( Odynerus division Epsilon ) blanchardianus de Saussure, 1855 , by original designation. Diagnosis. Clypeus wider than long; pretegular keel absent on the pronotum; tegula posteriorly exceeding the apex of parategula; tegula in subgenus Eustenancistrocerus with dense, strong, and sieve-like translucent punctures ( Fig. 60 ), yet in subgenus Parastenancistrocerus inconspicuous, fine and superficially punctate, usually with only two slightly larger translucent spots ( Fig. 70 ); transverse carina at base of T1 lying on the plane of the horizontal surface ( Figs 62 , 71 ). Distribution . Palaearctic, Ethiopian, and Oriental Region .