Dharma Reyes-Macaya¹, Sofía Barragán-Montilla², María Yolanda Núñez³, Cecilia Ormaza⁴, Babette Hoogakker¹, Alexandra Auderset⁵, Helena L Filipsson⁶, Adina Paytan⁷, Catherine Davis⁸ and Krystel Susaya⁹, (1)Heriot-Watt University, The Lyell Centre, Edinburgh, United Kingdom, (2)Kiel University, Institute of Geosciences, Kiel, Germany, (3)Pontifical Catholic University of Chile, Escuela de Diseño, Santiago, Chile, (4)Past Global Changes, Past Climate Working Group, Bern, Switzerland, (5)University of Southampton, School of Ocean and Earth Science, Southampton, United Kingdom, (6)Lund University, Department of Geology, Lund, Sweden, (7)University of California Santa Cruz, Institute of Marine Sciences, Earth & Planetary Sciences, Santa Cruz, United States, (8)North Carolina State University, Raleigh, United States, (9)University of Concepcion, Concepcion, Chile