@misc{indiciae7df10cbd7c87, title = {Mollusks, Echinoderms, Coelenterates, etc. Part H Medusae and Ctenophora — Illustration, BHL page 41715673}, year = {1920}, url = {https://www.biodiversitylibrary.org/page/41715673}, note = {Source identifier: page-41715673} }