Piasites nigricollis sp. nov., female (holotype): A habitus, lateral view B head, front view C head and mesosoma, lateral view D head and mesoscutum, dorsal view E metasoma, dorsal view F front wing, areolet and vein 2m-cu. Scale bars: 1 mm (A); 0.5 mm (C, E); 0.3 mm (B, D, F).

  Part of: Bordera S, Santos BF (2022) A review of Piasites Seyrig (Hymenoptera, Ichneumonidae, Cryptinae), with description of seven new species. Journal of Hymenoptera Research 90: 23-57. https://doi.org/10.3897/jhr.90.81095