Smith, C.H., A.H. Kiser, N.A. Johnson & C.R. Randklev. 2023. Environmental, morphological, and molecular data reveala new species of freshwater mussel, Strophitus howellsi, endemic to the Edwards Plateau in Texas. Conservation Genetics early online. 1-19 pp. https://doi.org/10.1007/s10592-023-01529-y.
(click the figure number to see the cladogram)