@misc{indiciaecafd68fcce2e,
  title = {Mollusks, Echinoderms, Coelenterates, etc. Part H Medusae and Ctenophora — Illustration, BHL page 41715678},
  year = {1920},
  url = {https://www.biodiversitylibrary.org/page/41715678},
  note = {Source identifier: page-41715678}
}