00541cam a22002054a 4500001001000000003001100010005001700021008004100038040002700079041000800106044000800114080001100122100002400133245006000157260004700217300002700264650001400291650002000305655001000325EM-000391AR-SsjUBGM20250619152839.0250228s1935 xxu 000 0 spa d aAR-SsjUBGMcAR-SsjUBGM0 aspa axxu a56.0121 aLull, Richard Swann10aFossil, what they us of plants and animals of the past. aNew York :bThe University Society,c1935. a114 p. :bil. ;c26 cm 0aFósiles 0aPaleontología 0aLibro