@misc{indiciaefea4da80d5ca,
  title = {Variation and correlation in the crayfish, with special reference to the influence of differentiation and homology of parts — Illustration, Page 9},
  year = {1907},
  url = {https://www.biodiversitylibrary.org/page/10619650},
  note = {Source identifier: page-10619650}
}