To cite package 'paleotree' in publications use:

Bapst DW (2012). “paleotree: Paleontological and Phylogenetic Analyses of Evolution.” Methods in Ecology and Evolution, 803-807. doi:10.1111/j.2041-210X.2012.00223.x.

As paleotree is continually evolving, you should cite its version number. Find it with 'packageVersion("paleotree")'.

Corresponding BibTeX entry:

  @Article{,
    title = {paleotree: Paleontological and Phylogenetic Analyses of
      Evolution},
    author = {David W. Bapst},
    journal = {Methods in Ecology and Evolution},
    number = {3},
    pages = {803-807},
    year = {2012},
    doi = {10.1111/j.2041-210X.2012.00223.x},
  }