@misc{indiciae94f01f51f9f5,
  title = {Die Süsswasserfauna Deutschlands. Eine Exkursionsfauna — Illustration, BHL page 989718},
  year = {1910},
  url = {https://www.biodiversitylibrary.org/page/989718},
  note = {Source identifier: page-989718}
}