Looney, C.; Smith, D.R; Collman, S.J.; Langor, D.W.; Peterson, M.A. Sawflies (Hymenoptera, Symphyta) newly recorded from Washington State (англ.) // Journal of Hymenoptera Research : journal. — 2016. — Vol. 49. — P. 129—159. — doi:10.3897/JHR.49.7104.
Jouault C., Rasnitsyn A. P., Perrichot V. Ohlhoffiidae, a new Cretaceous family of basal parasitic wasps (Hymenoptera: Stephanoidea) (англ.) // Cretaceous Research : Журнал. — Elsevier, 2020 (2021). — Vol. 117. — P. 104635. — ISSN0195-6671. — doi:10.1016/j.cretres.2020.104635.
Tobias Malm, Tommi Nyman. (2015). Phylogeny of the symphytan grade of Hymenoptera: new pieces into the old jigsaw(fly) puzzle. Cladistics (International Journal of the Willi Hennig Society). 31(1):1-17. https://doi.org/10.1111/cla.12069
Jouault C., Rasnitsyn A. P., Perrichot V. Ohlhoffiidae, a new Cretaceous family of basal parasitic wasps (Hymenoptera: Stephanoidea) (англ.) // Cretaceous Research : Журнал. — Elsevier, 2020 (2021). — Vol. 117. — P. 104635. — ISSN0195-6671. — doi:10.1016/j.cretres.2020.104635.