@misc{indiciaec0869f8c0f7e,
  title = {Die Süsswasserfauna Deutschlands. Eine Exkursionsfauna — Illustration, Page 114},
  year = {1912},
  url = {https://www.biodiversitylibrary.org/page/12475913},
  note = {Source identifier: page-12475913}
}