@misc{indiciae5d34ff480130,
  title = {Echinoderma (part II) and Enteropneusta : larvae of Echinoderma and Enteropneusta — Illustration, Pl. I},
  year = {1920},
  url = {https://www.biodiversitylibrary.org/page/12333285},
  note = {Source identifier: page-12333285}
}