Universite Montpellier II - CNRS, Institut Sciences Evolution, case 61, pl. E. Bataillon, Montpellier, 34095 France ; Columbia University, Lamont-Doherty Earth Observatory, Palisades, NY 10964 United States
LSCE, UMRS CEA_CNRS 1572, Domaine du CNRS, avenue de la terrasse, Gif-sur-Yvette, 91198 France
Universite P Cezanne, CEREGE, Europole de l'Arbois, BP 80, Aix-en-Provence, 13545 France
Universite Montpellier II - CNRS, Institut Sciences Evolution, case 61, pl. E. Bataillon, Montpellier, 34095 France
Universite Montpellier II - CNRS, Institut Sciences Evolution, case 61, pl. E. Bataillon, Montpellier, 34095 France
Columbia University, Lamont-Doherty Earth Observatory, Palisades, NY 10964 United States