00510nam172200181 4500 2000076000002100030000762150024001062250042001301010018001721020007001908010032001970100024002297000025002536060020002786060013002986760009003116870008003201 a[Les] Fossileseempreinte des mondes disparusfYvette Gayrard-ValybLIV a[Paris]cGallimardd1987. a208 p.cill.d18 cm2 aDécouvertes Gallimardesciencesv19 aundcfregfre aXX 3aFRbBNf13353c19980124dBB a2070530345b_ 66 F. 1aGayrard-ValybYvette aPaléontologie aFossiles a560 aADO