@misc{indiciaea5b22e6d3aa4,
  title = {Die Süsswasserfauna Deutschlands. Eine Exkursionsfauna — Illustration, Page 106},
  year = {1909},
  url = {https://www.biodiversitylibrary.org/page/1008820},
  note = {Source identifier: page-1008820}
}