@article{158102,
      recid = {158102},
      author = {Ward, Peter D.},
      title = {On Methuselah's trail : living fossils and the great  extinctions /},
      publisher = {W.H. Freeman,},
      address = {New York :},
      pages = {xii, 212 p. :},
      year = {1992},
      url = {http://library.usi.edu/record/158102},
}