Reference

Maria Ines F. Ramos, Ana Paula P. Linhares, Melissa Fonseca, Marco Caporaletti, Martin Groß [Gross], Werner E. Piller (2011): Palaeoenvironmental evolution in South-western Amazonia (Brazil) in the Neogene. – Joannea - Geologie und Paläontologie – 011: 164.