%0 Journal Article %J Chemical Geology %D 2013 %T The stratigraphic relationship between the Shuram carbon isotope excursion, the oxygenation of Neoproterozoic oceans and the first appearance of the Ediacara biota and bilateral trace fossils in northwest Canada %A MacDonald, F. A. %A Strauss, J. V. %A Sperling, E. A. %A Johnston, D. T. %A Halverson, G. P. %A Narbonne, G. M. %A Kunzmann, M. %A Schrag, D.P. %A Higgins, J.A. %B Chemical Geology %V 362 %P 250-272. doi:10.1016/j.chemgeo.2013.05.032 %G eng