@misc{indiciae234144d5eb47,
  title = {Pharyngeal denticles (placoid scales) of sharks, with notes on the dermal skeleton of vertebrates / American Museum novitates — Illustration, Page 9},
  year = {1970},
  url = {https://www.biodiversitylibrary.org/page/63006581},
  note = {Source identifier: page-63006581}
}