See discussions, stats, and author profiles for this publication at: https://www.researchgate.net/publication/271769338 Ordovician of the World Book · July 2011 CITATIONS 2 READS 816 3 authors: Some of the authors of this publication are also working on these related projects: Emu Bay Shale Drilling Project View project Juan Carlos Gutiérrez-Marco Spanish National Research Council 224 PUBLICATIONS 1,666 CITATIONS SEE PROFILE I. Rábano Instituto Geológico y Minero de España 131 PUBLICATIONS 552 CITATIONS SEE PROFILE Diego C García-Bellido University of Adelaide 75 PUBLICATIONS 643 CITATIONS SEE PROFILE All content following this page was uploaded by Juan Carlos Gutiérrez-Marco on 09 February 2015. The user has requested enhancement of the downloaded file.