@misc{indiciaec0edac6890af,
  title = {Mollusks, Echinoderms, Coelenterates, etc. Part J Porifera — Illustration, BHL page 41713004},
  year = {1924},
  url = {https://www.biodiversitylibrary.org/page/41713004},
  note = {Source identifier: page-41713004}
}