M. Lucía Balarino,^1,2,*,** Gustavo A. Correa,^1,3,*** Pedro R. Gutiérrez,^1,2,**** Bárbara Cariglino,^1,2,***** María L. Carrevedo<sup>4,5,******

1</sup>aConsejo Nacional de Investigaciones Científicas y Técnicas (CONICET)
²bSección Paleopalinología, Museo Argentino de Ciencias Naturales “Bernardino Rivadavia”, Av. — Angel
³cArea Paleontología, Instituto y Museo de Ciencias Naturales, Av. España Norte 400, J5400DNQ San Jua
⁴dDepartamento de Ecología, Pontificia Universidad Católica de Chile, Alameda, 340 2° Of. 206, 651367
⁵eInstitute of Ecology and Biodiversity (IEB)-Santiago, Chile

^*Corresponding author. Email: lubalarino@macn.gov.ar; lubalarino@gmail.com
^**M. Lucia Balarino received her PhD in 2009 from the Universidad Nacional de La Plata, Argentina for a thesis on the Permian palynostratigraphy of the Claromecó Basin, Argentina. In 2010, she became a CONICET researcher at the Museo Argentino de Ciencias Naturales “B. Rivadavia”, Argentina. Since 2006, Lucia has been working on the Carboniferous and Permian palynology of the Chacoparaná, Paraná and Paganzo basins in Argentina and Uruguay.
^***Gustavo A. Correa is a researcher with the Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET) in Argentina. He received his PhD in 2012 from the Universidad Nacional, San Juan, Argentina. Gustavo's research interests are on the lithostratigraphy and palaeobotany of western Gonwana, in particular the Paganzo and Ischigualasto-Villa Unión basins.
^****Pedro Raúl Gutiérrez received his PhD in 1989 from the University of Buenos Aires, Argentina for a thesis on the Late Carboniferous macrofloras and palynofloras of western Argentina. Since 1983, his research has been on Upper Palaeozoic palaeobotany and palynology. In 1990, Pedro became a permanent CONICET researcher. In 2000, he began work at the palynology laboratory of the Argentine Museum of Natural Sciences in Buenos Aires, working on Carboniferous and Permian material from Argentina and Uruguay. Recently, Pedro began work on the Middle Triassic of Mendoza Province. He served for 12 years on the editorial board of Ameghiniana, and for six years Pedro was a member of the Board of the Paleontological Association of Argentina (APA).
^*****Bárbara Cariglino is a CONICET Assistant Researcher at the Museo Argentino de Ciencias Naturales “B. Rivadavia”, Argentina. She received her PhD from the Universidad Nacional de La Plata, Argentina for a thesis on the Glossopteris flora from Santa Cruz Province, Argentina. Bárbara currently works on Carboniferous and Permian megafloras from Patagonia and western Argentina.
^******María L. Carrevedo received her PhD in 2010 from the Universidad de Buenos Aires, Argentina. Between 2007 and 2011, she worked on the Carboniferous and Permian palynology of the Paganzo Basin, Argentina, and between 2012 and 2015 on a project on Holocene global change. María is currently a postdoctoral researcher at the Instituto de Ecologia y Biodiversidad (IEB) in Argentina.