%0 Journal Article %T An¨¢lisis de los anillos de crecimiento del bosque f¨®sil de V¨ªctor Szl¨¢pelis, Terciario inferior del Chubut, Argentina %A Brea %A Mariana %A Matheos %A Sergio %A Zamuner %A Alba %A Ganuza %A Daniel %J Ameghiniana %D 2005 %I Scientific Electronic Library Online %X growth rings are described in gymnosperm woods of the victor szl¨¢pelis forest, salamanca formation, lower paleocene of the chubut province, argentina. this forest is composed by a large number of petrified trunks of parautocthonous provenance. the presence of trees with more than 1 m in diameter suggests an exuberant growth and good environmental conditions for tree development. associated sediments suggests that fossil trees were developed in a stable environment related with fluvial to deltaic characteristics. tree-ring methods are used to study the growth characteristics of these gymnosperms. wood anatomy and characters associated to the growth records indicate that climate was warm-temperate and humid, with a dry summer and a wet spring. %K argentina %K chubut %K salamanca formation %K lower paleocene %K gymnosperms %K wood. growth rings %K paleoclimatology. %U http://www.scielo.org.ar/scielo.php?script=sci_abstract&pid=S0002-70142005000200011&lng=en&nrm=iso&tlng=en