@misc{indiciaeea71af4e0d4c,
  title = {Die Süsswasserfauna Deutschlands. Eine Exkursionsfauna — Illustration, Page 130},
  year = {1909},
  url = {https://www.biodiversitylibrary.org/page/1009630},
  note = {Source identifier: page-1009630}
}