Geographic distribution for the nine critically endangered, endangered, and vulnerable bumble bee species in South Dakota from the International Union for Conservation of Nature (IUCN) Red List of Threatened Species.

  Part of: Martens AP, Johnson PJ, Beckendorf EA, Hesler LS, Daniels JD, Roeder KA (2022) A checklist of South Dakota bumble bees (Hymenoptera, Apidae). Journal of Hymenoptera Research 94: 271-286.