TY - RPRT TI - Molecular phylogeny of the Nearctic and Mesoamerican freshwater mussel genus Megalonaias AU - John M. Pfeiffer AU - Ashley Sharpe AU - Nathan A. Johnson AU - Kitty F. Emery AU - Lawrence M. Page PY - 2017 DO - 10.1007/s10750-017-3441-7 UR - https://pubs.usgs.gov/publication/70195453 ID - 70195453 ER -