@misc{indiciae1b7d233e2c5b,
  title = {Die Süsswasserfauna Deutschlands. Eine Exkursionsfauna — Illustration, Page 100},
  year = {1909},
  url = {https://www.biodiversitylibrary.org/page/1002113},
  note = {Source identifier: page-1002113}
}