Use R! Series Editors: Robert Gentleman Kurt Hornik Giovanni Parmigiani Use R! Paradis: Analysis of Phylogenetics and Evolution with R Pfaff: Analysis of Integrated and Cointegrated Time Series with R Emmanuel Paradis Analysis of Phylogenetics and Evolution with R Emmanuel Paradis Institut de Recherche pour le Développement UR 175 Caviar GAMET-BP 5095 361 rue Jean François Breton F-34196 Montpellier c´edex 5 France