A taxonomic account of the genus Labus de Saussure, 1867 (Hymenoptera, Vespidae, Eumeninae) with descriptions of three new species Author Li, Ting-Jing https://orcid.org/0000-0001-7175-2697 Chongqing Key Laboratory of Vector Insects, Chongqing Key Laboratory of Animal Biology, Institute of Insect and Molecular Biology, Chongqing Normal University, Chongqing 401331, China Author Carpenter, James M. https://orcid.org/0000-0001-6754-8028 Division of Invertebrate Zoology, American Museum of Natural History, Central Park West at 79 th Street, New York, NY 10024, USA carpente@amnh.org text Journal of Hymenoptera Research 2018 2018-08-27 65 23 46 http://dx.doi.org/10.3897/jhr.65.26976 journal article http://dx.doi.org/10.3897/jhr.65.26976 1314-2607-65-23 CA564E051B39449DB854B0C133539BFC FF86FF93943AFFEAFF91FF93FFD00A56 1408293 Genus Labus de Saussure, 1867 Labus de Saussure, 1867: 3; van der Vecht 1935 : 157; 1963 : 5; Gusenleitner 1988 : 174-177, 188-198; Girish Kumar et al. 2014 : 29-30. Type species. Labus spiniger de Saussure, 1867, by subsequent designation of Bingham (1897) . Diagnosis. Body slender; in female frons with fovea in front of the anterior ocellus; tegula not exceeding parategula posteriorly; pronotum usually without normal transverse carina; metanotum dentiform mesally; submarginal carina of propodeum produced posteriorly; propodeal valvula elongate, rectangular; second submarginal cell of forewing forming obtuse angle basally; midtibia with one spur; metasoma petiolate, petiole abruptly swollen apically ( Girish Kumar et al. 2014 ). Distribution. Oriental Region.