Reprinted from TECTONOPHYSICS INTERNATIONAL JOURNAL OF GEOTECTONICS AND THE GEOLOGY AND PHYSICS OF THE INTERIOR OF THE EARTH Tectonophysics 307 (1999) 235-254 Oceanic plateau and island arcs of southwestern Ecuador: their place in the geodynamic evolution of northwestern South America Cédric Reynaud a, fitienne Jaillard a,b, Henriette Lapierre al*, Marc Mamberti %c, Georges H. Mascle a '' UFRES, A-5025, Université Joseph Fourier; Institut Doloniieu, 15 rue Maurice-Gignoux, 38031 Grenoble cedex, Francel IO, "IRD lfoniierly ORSTOM), CSI, 209-213 rue Lu Fayette, 75480 Faris cedex France 'Institut de Minéralogie et Fétrogrphie, Université de Lausanne, BFSH2 (3171), I015 Lausanne, Switzerland Received 12 August 1997; accepted 11 March 1999 Fonds Documentaire ORSTOM 9" ELSEVIER Cote :&e4 973 9 Ex : LII>f c.- TECTONOPHYSICS Editors-in-Chief J.-P. BURG ETH-Zentrum, Geologisches Institut, Sonneggstmße 5, CH-8092, Zürich, Switzerland. Phone: +41.1.632 6027; FAX: +41.1.632 1080; e-mail:
[email protected] T. ENGELDER Pennsylvania State University, College of Earth & Mineral Sciences, 336 beike Building, University Park, PA 16802, USA. Phone: +I .814.865.3620/466.7208; FAX: +I .814.863.7823; e-mail: engelderOgeosc.psu.edu K.P. FURLONG Pennsylvania State University, Department of Geosciences, 439 Deike Building, University Park, PA 16802, USA. Phone: +1 .814.863.0567; FAX: +1.814.865.3191; e-mail: kevinOgeodyn.psu.edu F. WENZEL Universität Fridericiana Karlsruhe, Geophysikalisches Institut, Hertzstraße Bau Karlsruhe, Germany. .physik.uni-karlsruhe.de16, 42, D-76187 Phone: +49.721.608 4431; FAX +49.721.711173; e-mail: fwenzel@gpiwapl Honorary Editor: S. Uyeda Editorial Board Z.