SA, A.Gutierrez-Marco, J.Picarra, J.Garcia-Bellido, D.Vaz, N.Acenolaza, G.Gutierrez Marco, J.Garcia Bellido, D.Rabano, I.2014-09-042014-09-042011Proceedings of the 11th International Symposium on the Ordovician System (Ordovician of the World), 2011 / Gutierrez Marco, J., Garcia Bellido, D., Rabano, I. (ed./s), pp.483-492http://hdl.handle.net/2440/84941enOrdovician vs. 'Cambrian' Ichnofossils in the Armorican quartzite of central PortugalConference paper002012868419349Garcia-Bellido, D. [0000-0003-1922-9836]