@misc{indiciaec28d99e86cc1,
  title = {Comparative embryology of five species of lampreys of the upper Great Lakes},
  author = {Allen J. Smith and John H. Howell and George W. Piavis},
  year = {1968},
  doi = {10.2307/1442013},
  url = {https://pubs.usgs.gov/publication/1000363},
  note = {Source identifier: 1000363}
}