Running head: Fast method to combine distance matrices

Running head: Fast method to combine distance matrices SDM: a Fast Distance-based Approach for (Super)Tree Building in Phylogenomics Alexis Criscuolo 1,2 , Vincent Berry 2 , Emmanuel J. P. Douzery 1 and Olivier Gascuel 2,? 1 Groupe Phylogénie Moléculaire. ISEM, Université Montpellier 2, CC 064, 34095 Montpellier Cedex 05, FRANCE. 2 Equipe Méthodes et Algorithmes pour la Bioinformatique. LIRMM (CNRS, Université Montpellier 2), 161 rue Ada, 34392 Montpellier Cedex 05, FRANCE. ? Corresponding author: Tel. (33 or 0 from France) 4 67 41 85 47 Fax. (33 or 0 from France) 4 67 41 85 00 Keywords: phylogenomics, evolutionary distances, distance method, supertree, superma- trix, MRP, total evidence 1

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