@misc{indiciae4b3542fd195d,
  title = {Emsian (late Early Devonian) sponges from west-central and south-central Alaska},
  author = {J.K. Rigby and R. B. Blodgett and N.K. Anderson},
  year = {2015},
  doi = {10.1666/08-079r1.1},
  url = {https://pubs.usgs.gov/publication/70036066},
  note = {Source identifier: 70036066}
}