@misc{indiciaec2793c8569a0,
  title = {The spring grain-aphis or so-called "green bug." (Toxoptera graminum Rond.) — Illustration, BHL page 41353036},
  year = {1909},
  url = {https://www.biodiversitylibrary.org/page/41353036},
  note = {Source identifier: page-41353036}
}