@article{64146,
      note = {"Revised edition."},
      author = {Cain, Arthur J.},
      url = {http://library.usi.edu/record/64146},
      title = {Animal species and their evolution.},
      publisher = {Hutchinson University Library},
      recid = {64146},
      pages = {190 p.},
      address = {London,},
      year = {1966},
}