Taeger, A., Blank, S. M., & Liston, A. D. (2005). ECatSym - Electronic World Catalog of Symphyta : history and progress (Hymenoptera). Beiträge Zur Entomologie = Contributions to Entomology, 55(2), 499–503. https://doi.org/10.21248/contrib.entomol.55.2.499-503