BRAZIL: Mato Grosso State, Alto Floresta, Cristalino Lodge; 2 May 2021, 1515; S. Dantas. Host: Diplura nigra (F. O. Pickard-Cambridge) (Dipluridae), adult or subadult female [det. R. Bertani]. The immobilized curtain-web spider laid dorsal side upward on the ground with legs outstretched, while the wasp stood next to it. A second photograph shows the wasp pulling the spider backwards on the ground, dorsal side upward, grasping the trochanter of its second right leg with her mandibles (Fig. 9; Dantas 2021; Dantas, Novo Mundo, Mato Grosso, Brazil, 2021 pers. comm.).