@misc{indiciaec7cf9e911e8f,
  title = {Ezhegodnik Zoologicheskogo muzeia ... — Illustration, Page 441 / Ris. 21-23},
  year = {1915},
  url = {https://www.biodiversitylibrary.org/page/36209891},
  note = {Source identifier: page-36209891}
}