Head and pronotum (a, e, aa, ee), part of mesonotum in dorsal view (b, bb, dd), metanotum magnified (d), and metasomal segment I in lateral view (c, cc): a–e Labus spiniger (de Saussure) aa, ee, lower cc Leptomicrodynerus tieshengi Giordani Soika bb, dd, upper cc Cyrtolabulus suavis van der Vecht.