00333nam a2200121Ia 4500008004100000022001400041040001100055100002100066245001200087260008900099300001300188300001000201251112s9999||||xx |||||||||||||| ||und||  a0036-8075  aCNCLSA  aFrederick W. Alt 0aScience  c12 January, 1996bThe American Association Of The Advancement Of ScienceaWashington  aP.1-1024  bV.271