Bogan, A.E., A. Henderson, K.J. Roe, D.T. Zanatta & J.L. Harris. 2026. A revised list of the North American Sphaeriidae: common names, scientific names, and distributions. Freshwater Mollusk Biology and Conservation 29(1): 1-6. https://doi.org/10.31931/fmbc-d-25-00011.
+ Pisidium sanguinichristi Taylor, 1987
+ Pisidium obtusale Pfeiffer, 1821