Lowenstein, D.M., Andrews, H., Rudolph, E., Wiman, N.G. and Marshall, C.J. 2018. Historical records of the digger wasps, Astata Latreille 1796 (Hymenoptera: Crabronidae: Astatinae), from the United States and Canada in the Oregon State Arthropod Collection. Catalog: Oregon State Arthropod Collection. 2, 1 (May 2018). DOI:https://doi.org/10.5399/osu/cat_osac.2.1.4321.