@misc{indiciae6eb93d5a2d68,
  title = {Hosts of Pyganodon cataracta (eastern floater) and Strophitus undulatus (squawfoot) from the Upper Susquehanna River basin, Pennsylvania},
  author = {E. van Snik Gray and W.A. Lellis and J. C. Cole and C.S. Johnson},
  year = {1999},
  url = {https://pubs.usgs.gov/publication/2001567},
  note = {Source identifier: 2001567}
}