A list of bees from three locations in the Northern Rockies Ecoregion (NRE) of western Montana Reese, Elizabeth G. Burkle, Laura A. Delphia, Casey M. Griswold, Terry Biodiversity Data Journal 2018 6 27161 27161 Smith, 1853 Smith 1853 Insecta Colletidae Hylaeus CoL Animalia Hylaeus (Cephalylaeus) basalis Hymenoptera 0 27161 Arthropoda species basalis Cephalylaeus  Notes Collected from the Park County and Flathead County sites (Table 1, Suppl. material 1)