Foote, G.G. 2019. Voucher specimens deposited in the Oregon State Arthropod Collection for Masters of Science Dissertation, forest pollinators (Hymenoptera, Apiformes). Catalog: Oregon State Arthropod Collection. 3, 1 (Jan. 2019). DOI:https://doi.org/10.5399/osu/cat_osac.3.1.4565.