Template:Neff, 2003
- Neff, J.L. 2003: Nest and provisioning biology of the bee Panurginus polytrichus Cockerell (Hymenoptera: Andrenidae), with a description of a new Holcopasites species (Hymenoptera: Apidae), its probable nest parasite. Journal of the Kansas Entomological Society 76(2): 203–216. JSTOR