@misc{indiciaeb3b57ce9e6a4,
  title = {Die Echinodermenlarven der Deutschen Südpolar-Expedition 1901- 1903 — Illustration, Tafel XV},
  year = {1913},
  url = {https://www.biodiversitylibrary.org/page/11734916},
  note = {Source identifier: page-11734916}
}