Narbonne, Guy Michael.2009-03-192009-03-1919811981Source: Dissertation Abstracts International, Volume: 62-13, Section: A.9780315007383http://hdl.handle.net/10393/3580http://dx.doi.org/10.20381/ruor-9825Biology, General.Stratigraphy, reef development and trace fossils of the Upper Silurian Douro Formation in the southeastern Canadian Arctic Islands.Thesis