@misc{indiciaeff91b6dc5e0a,
  title = {Studies on Gregarina blattarum with particular reference to the chromosome cycle / Illinois biological monographs — Illustration, BHL page 33948002},
  year = {1941},
  url = {https://www.biodiversitylibrary.org/page/33948002},
  note = {Source identifier: page-33948002}
}