M. Judith Babot. Fundación Miguel Lillo, Miguel Lillo 251, 4000, San Miguel de Tucumán, Tucumán, Argentina; jubabot@gmail.com
and CONICET-Consejo Nacional de Investigaciones Científicas y Técnicas, Argentina

Judith Babot is mainly interested in cranial and postcranial anatomy, phylogeny and morphofunctional studies of South American fossil metatherians, specially Sparassodonta. At present, her research is focusing on Paleogene small metatherians of Northwestern Argentina and their morphological and evolutionary responses in relation to the climatic changes that affected South America during this period.

Daniel A. García-López. CONICET-Consejo Nacional de Investigaciones Científicas y Técnicas, Argentina, Facultad de Ciencias Naturales, Miguel Lillo 205, 4000, San Miguel de Tucumán, Tucumán, Argentina; garcialopez.da@gmail.com, and Instituto Superior de Correlación Geológica-INSUGEO (CONICET)

Daniel García-López was graduated in biology at the Universidad Nacional de Tucumán, Argentina. He continued as a PhD student, focusing his research in the study of paleogene mammals, particularly notoungulates, and obtained a PhD degree in Biology in 2009. Nowadays he teaches paleontology in the Facultad de Ciencias Naturales e Instituto Miguel Lillo, in the mentioned University and, since 2012, he is a researcher of the Consejo Nacional de Investigaciones Científicas y Técnicas (Conicet). Now, his work is intended to increase the knowledge regarding the mammalian communities that developed during the Cenozoic in northern Argentina.