@misc{indiciae4ef2b9367d6f,
  title = {Entozoa, an introduction to the study of helminthology, with reference more particularly to the internal parasites of man — Illustration, Fig. 13 / Page 40},
  year = {1864},
  url = {https://www.biodiversitylibrary.org/page/32482908},
  note = {Source identifier: page-32482908}
}