@misc{indiciae5c1db73777e4,
  title = {Haeckel's hierarchies.},
  author = {M Kemp},
  year = {1998},
  doi = {10.1038/26642},
  url = {https://pubmed.ncbi.nlm.nih.gov/9774098/},
  note = {Source identifier: 9774098}
}