Este libro es una obra maestra de la ciencia geológica, escrita por dos grandes expertos en la materia. Su objetivo es proporcionar una guía práctica para el estudio de los fósiles, con especial énfasis en su clasificación y conservación. Los autores explican con detalle los principios fundamentales de la orictognosia y proporcionan numerosos ejemplos ilustrativos de las diferentes clases de fósiles y de sus usos prácticos.

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