00363nam a22001217a 4500008004100000040005500041080001200096100002000108245004000128260004800168300001300216650001200229230525b        |||||||| |||| 00| 0 eng d  aNational Science LibrarycNational Science Library  a56 bM9  aStearn, Colin W  aPaleontology: bThe record of life   aNew York: bJohn Wiley & Sons, Inc., c1989  ax, 453p.  aScience