Nests of Pseudoanthidium tenellum inside a reed gall A, B entire gall with nest C detail on a brood cell with faeces, and D cocoon.

  Part of: Bogusch P, Houfková Marešová P, Astapenková A, Heneberg P (2022) Nest structure, associated parasites and morphology of mature larvae of two European species of Pseudoanthidium Friese, 1898 (Hymenoptera, Megachilidae). Journal of Hymenoptera Research 92: 285-304.